Biology 3201
Course Description
This course continues the study of introductory biology. Topics include the homeostasis of human body systems, Mendelian and modern genetics, human reproduction and evolutionary processes.
Authorized Learning Resource
Homework Central
Thurs Apr 25: Please review our continued notes and discussion exploring Evidence for Evolution: (4) comparative embryology and (5) evidence from molecules (nitrogen base sequence in DNA and amino acid sequence in proteins). Also review our discussion of Speciation. Note the definition and what is meant by the biological species concept...to be continued.
Assign 4 - Evidence for Evolution (Due Fri)
Tues Apr 23: Please review our continued notes and discussion exploring Evidence for Evolution: (1) fossil record (index fossils), (2) biogeography (adaptive radiation), (3) evidence from comparative anatomy (vestigial structures, homologous structures / divergent evolution, analogous structure / convergent evolution)...to be continued.
Mon Apr 22: Please review our notes and discussion exploring Evidence for Evolution: (1) fossil record. We discussed transitional fossils, the geological time scale (eras and periods), relative dating (principle of superposition), absolute dating (radioactive isotopes) ...to be continued.
Thurs Apr 18: Please review our continued notes and discussion exploring the History of the Development of Evolutionary Theory. Note the following scientists and their contributions: (7) Lamarck (inheritance if acquired characteristics / use and disuse), (8) Darwin (natural selection) and (9) Wallace (natural selection).
Assign 3 - History of Ideas About Evolution (Due Mon)
Wed Apr 17: Please review our continued notes and discussion exploring the History of the Development of Evolutionary Theory. Note the following scientists and their contributions: (3) Anning (changing species, pioneer of paleontology), (4) Cuvier (catastrophism), (5) Lyell (uniformitarianism), (6) Malthus (over-reproduction & competition), (7) Lamarck (inheritance if acquired characteristics / use and disuse)...to be continued.
Tues Apr 16: Please review our continued notes and discussion of Artificial Selection or Selective Breeding. Be able to discuss examples of selective breeding and possible negative impacts (selecting for unhealthy traits and a reduction in variation). Also review our discussion exploring the History of the Development of Evolutionary Theory. Note the following scientists and their contributions: (1) Plato (unchanging species), (2) Leclerc (species changed and evolved from a common ancestor, an older Earth), (3) Anning (changing species, pioneer of paleontology)...to be continued.
Assign 2 - Natural and Artificial Selection (Due Wed)
Fri Apr 12: Please review our continued notes and discussion exploring Natural Selection. Note that the smallest unit that can evolve is the population, that natural selection is situational and understand the concept of survival of the fittest. Natural selection can result in survival or removal of a species. Removal can be extinction, extirpation and can result from being selected against, overspecialization or catastrophic events. Also review our discussion of Artificial Selection or Selective Breeding....to be continued.
Thurs Apr 11: Please review our discussion of Natural Selection. Note the definition and the steps in the process. Be able to use the British Peppered Moth or other such examples to illustrate natural selection (situation A - before Industrial Revolution & situation B - after Industrial Revolution).
Assign 1 - Variation & Adaptation (Due Fri)
Tues Apr 9: Please review our continued notes and discussion of our introduction to evolution. Be familiar with 3 types of adaptations (a) structural adaptations, (b) behavioral adaptations and (c) physiological adaptations. Also review the sources of variation (the raw material for evolution): (a) crossing over, (b) independent assortment and (c) germ cell mutations. The remainder of the period was used to collect data for Lab 1 - "Variations Great and Small".
Lab 1 - "Variations Great & Small" (Due Thurs)
Mon Apr 8: Please review our introduction to Unit 3A - Evolutionary Change and Biodiversity. Be familiar with a definition of evolution, the key ideas of evolution and the difference between 2 types of evolution (1) microevolution and (2) macroevolution. Note the importance of variation in evolution and the difference between variation and adaptation...to be continued.
Thurs Mar 28: Students wrote the Unit 2 (B) - Molecular Genetics Test.
Tues Mar 26: This class was used for review in preparation for the upcoming Unit Test.
Unit 2(B) - Molecular Genetics Test (Thurs Mar 28)
Mon Mar 25: Please review our continued notes and discussion of concerns surrounding genetic modification: health concerns, environmental risks and social / ethical issues. Also review our continued discussion of Genetic Engineering Techniques: (4) Reproductive Cloning. Note the steps for reproductive cloning of the first mammal (Dolly the Sheep) and concerns with the cloning process.
Unit 2(B) - Molecular Genetics Test (Thurs Mar 28)
Thurs Mar 21: Please review our continued discussion of Genetic Engineering Techniques: (5) CRISPR (Cas 9). Also review our introduction to Genetically Engineered Products (Biotechnology Products): (1) genetically modified foods (golden rice), (2) genetically modified organisms (pigs & xenotransplantation). Be familiar with concerns surrounding genetic modification: health concerns. ...to be continued.
Unit 2(B) - Molecular Genetics Test (Thurs Mar 28 - New Date)
Wed Mar 20: Please review our continued notes and discussion of Genetic Engineering Techniques. Students completed a worksheet exploring gel electrophoresis questions. (4) DNA Microarray...to be continued.
Assign 4 - Gel Electrophoresis (Due Thurs)
Unit 2(B) - Molecular Genetics Test (Tues Mar 26)
Tues Mar 19: Please review our continued notes and discussion of Genetic Engineering Techniques: (1) Restriction Enzymes, (2) DNA Amplification through (a) bacterial / viral vectors and (b) polymerase chain reaction (PCR), (3) Gel Electrophoresis...to be continued.
Unit 2(B) - Molecular Genetics Test (Tues Mar 26)
Fri Mar 15: Please review our notes and discussion of a karyotype and how it is prepared. Also review our the Human Genome Project. Note the definition of a genome, purpose of the project, benefits and concerns surrounding the project.
Unit 2(B) - Molecular Genetics Test (Tues Mar 26)
Thurs Mar 14: Please review our notes and discussion of (2) Chromosomal Mutations: (a) deletion, (b) inversion, (c) duplication, (d) translocation and (e) nondisjunction (note examples of monosomy and trisomy).
Assign 3 - Chromosomal Mutations (Due Fri)
Unit 2(B) - Molecular Genetics Test (Tues Mar 26)
Tues Mar 12: Please review our continued notes and discussion exploring Types of Mutations: (1) Point / Gene Mutations (a) substitutions (silent, missense and non-sense mutations), (b) insertions & deletions (frameshift mutations). Be able to identify which mutations are more severe.
Assign 2 - Point Mutations (Due Thurs)
Unit 2(B) - Molecular Genetics Test (Tues Mar 26)
Mon Mar 11: Please review the three characteristics of the genetic code: (1) redundant, (2) continuous and (3) universal. Also review our notes and discussion exploring Mutations. Note the definition of a mutation and compare which mutations can be inherited: (a) somatic cell mutations vs (b) germ cell mutations. Note that the causes of mutations are mutagens and thee can be of 2 types; (1) spontaneous mutations and (2) induced mutations (a) physical mutagens and (b) chemical mutagens. Finally we worked through the various types of mutations: (1) Point / Gene Mutations...to be continued.
Fri Mar 1: Please review our continued notes and discussion of Protein Synthesis. Be familiar with the 2 stages of protein synthesis: (2) translation (carrying in of the correct amino acid by tRNA). Be familiar with how to use the mRNA Table to determine which amino acid is coded. We worked through several examples from different starting points.
Assign 1 - Protein Synthesis (Due Mon)
Wed Feb 28: Please review our introduction to Protein Synthesis. Note why proteins are important in the body and be familiar with the building blocks of proteins (amino acids connected by peptide bonds). Know the four molecules involved in the process including their name, function, number of strands and shape: (DNA, mRNA, tRNA, rRNA). Be familiar with the 2 stages of protein synthesis (1) transcription (copying DNA using mRNA)...to be continued.
Mon Feb 26: Students completed Lab 2 - DNA Structure / Replication Modelling Lab.
Lab 2 DNA Structure / Modelling (Due - Mon)
Fri Feb 23: Please review our continued notes and discussion exploring DNA Replication (Copying). Be familiar with the key events during each of the following stages: (2) elongation (on both the leading and lagging strands), (3) termination and (4) proofreading and correction.
Wed Feb 21: Please review our notes and discussion of DNA Replication (Copying DNA). Note the functions of the enzymes that power this process: (1) helicase, (2) primase, (3) DNA polymerase and (4) ligase. Be familiar with the key events during teh four stages of DNA Replication: (1) initiation, (2) elongation (on both leading and lagging strands)...to be continued.
Tues Feb 20: Please review our continued notes and discussion exploring the History Leading To The Discovery of DNA as The Molecule of Inheritance. Note the contributions of the following: (5) Hershey and Chase, (6) Chargaff (we completed several problems related to Chargaff's Rule) and (7) Franklin & Wilkins. We also introduced DNA Replication...to be continued.
Mon Feb 19: Please review our notes and discussion exploring the History Leading To The Discovery of DNA as The Molecule of Inheritance. Note the contributions of the following: Miescher, (2) Levene, (3) Griffith, (4) Avery, MacLeod & McCarty..to be continued.
Mon Feb 12: Students completed Lab 1 - DNA Extraction. Students extracted DNA from a banana.
Lab 1 Due Date (Wed)
Fri Feb 9: Students completed Unit 2 Test 1 - Mendelian Genetics.
Mon Feb 5: Please review our introduction to Unit 2 Part B - Molecular Genetics. We started with a discussion of DNA Structure. Note the function of DNA, the co-discovers of DNA's structure (Watson & Crick), what the letters stand for (deoxyribonucleic acid) and the meaning of a double helix. Be familiar with the building blocks of DNA - nucleotides and their composition (sugar, phosphate and 1 of 4 nitrogen bases). Note the uncoiled ladder structure and why the strands are not identical but instead: (a) complimentary and (b) antiparallel...to be continued.
Unit 2 Test - Mendelian Genetics (Fri Feb 9 NEW DATE)
Review Sheets For The Upcoming Test Are Posted In Google Classroom
Thurs Feb 1st: This class was used for review in preparation for the upcoming test.
Unit 2 Test - Mendelian Genetics (Tues Feb 6)
Review Sheets For The Upcoming Test Are Posted In Google Classroom
Wed Jan 31: We completed the discussion of Pedigrees and Inheritance Patterns: (2) autosomal dominant ex: progeria, Huntington's Disease & polydactyly, (3) sex linked recessive ex: red green color blindness, muscular dystrophy, pattern baldness, hemophilia. Students worked on sample review multiple
choice questions from old public exams. Students were given the opportunity to review their January Cumulative Assessments.
Unit 2 Test - Mendelian Genetics (Tues Feb 6)
Review Sheets For The Upcoming Test Are Posted In Google Classroom
Tues Jan 30: We completed the discussion of Pedigrees and Inheritance Patterns: (2) autosomal dominant ex: progeria, Huntington's Disease & polydactyly, (3) sex linked recessive ex: red green color blindness, muscular dystrophy, pattern baldness, hemophilia. Students worked on some sample multiple
choice questions pedigree questions.
Unit 2 Test - Mendelian Genetics (Tues Feb 6)
Review Sheets For The Upcoming Test Are Posted In Google Classroom
Fri Jan 26: Please review our introduction to Pedigrees and Patterns of Inheritance. Note the definition of a pedigree, pedigree symbols and their use in the field of genetics. Be able to identify the following inheritance patterns in pedigrees: (1) autosomal recessive ex: Tay Sachs Disease, PKU and Hitchhiker's Thumb...to be continued.
Unit 2 Test - Mendelian Genetics (Tues Feb 6)
Review Sheets For The Upcoming Test Are Posted In Google Classroom
Thurs Jan 25: Please review our continued notes and discussion exploring Gene Expression. Note the factors that impact the expression of genes; (1) the environment - genetically identical plants grown in different soil, identical twins raised in different environments, snowshoe hare coat color at different times of the year, influence of temperature. (2) epigenetics. Be familiar with a definition of epigenetics which does not change the genes themselves but their protein coat which can activate (turn on) or deactivate (turn off) genes. Note the research connecting epigenetics and disease.
Unit 2 Test - Mendelian Genetics (Tues Feb 6)
Tues Jan 23: Please review our notes and discussion of Polygenic Inheritance. Note the continuous variation of phenotypes when traits are controlled by multiple genes (ex: human height, human eye color, human skin tone, corn ear length). Also review our introduction to Gene Expression. Compare the traditional belief (only genes determine phenotype) to the (b) modern belief (genes are only one factor in determining phenotype). Note the influence of the environment on gene expression...to be continued.
Mon Jan 22: Please review our continued discussion of (6) Sex Linked Inheritance. We worked through several sample problems. Note the discovery of sex linkage by Thomas Morgan while working with fruit flies...to be continued.
Assign 6 - Sex Linkage (Due Tues)
Fri Jan 19: Please review our notes and discussion of (6) Sex Linked Inheritance. Note the symbols, list of traits that are sex-linked and why sex linked traits are more common in males. We worked through one sample problem...to be continued.
Wed Jan 17: Students wrote the cumulative assessment on Unit 2 - Mendelian Genetics.
Tues Jan 16: Students wrote the cumulative assessment on Unit 1 - Reproduction and the Continuity of Life.
Fri Jan 12: Please review our notes and discussion exploring Gene Linkage. Gene linkage was first discovered by Thomas Morgan while working with fruit flies; Drosophila. Note the situations where gene linkage applies and therefore the exception to the Law of Independent Assortment. This lead to a restatement of the Chromosome Theory of Inheritance to the Gene Chromosome Theory of Inheritance. Be familiar with the idea that genes that are far apart have greater frequencies of crossover events. This led to the construction of maps of genes on chromosomes. Students constructed a simple gene map using this information...to be continued.
A Schedule Has Been Posted In Your Google Classroom For
January Cumulative Assessments
Thurs Jan 11: Please review our notes and discussion of the Chromosome Theory of Inheritance as outlined by Sutton and Boveri. Be familiar with the 2 points that compose the Chromosome Theory. Note the parallels between the behavior of chromosomes during meiosis and Mendel's "factors".
A Schedule Has Been Posted In Your Google Classroom For
January Cumulative Assessments
Wed Jan 10: Please review our continued notes and discussion of (5) Multiple Alleles. We worked through two additional sample problems. Students worked on Assignment 5 - Multiple Alleles.
Assign 5 - Multiple Alleles (Due Wed)
A Schedule Has Been Posted In Your Google Classroom For
January Cumulative Assessments
Mon Jan 8: Please review our notes and discussion of (5) Multiple Alleles. Note that multiple alleles results in a greater variety of phenotypes. Be familiar with the example of human blood type. We worked through several example problems...to be continued.
A Schedule Has Been Posted In Your Google Classroom For
January Cumulative Assessments
Wed Jan 3: Please review our notes and discussion exploring (4) Codominance. Note the symbols used for this type of inheritance and the expression of both alleles in the hybrid phenotype. Note the examples of barred plumage in chickens and roan hair in horses. Also review our introduction to (5) Multiple Allele Inheritance.
Assign #4 - Codominance (Due Fri)
A Schedule Has Been Posted In Your Google Classroom For
January Cumulative Assessments
Tues Jan 2: Please review our continued notes and discussion of (3) Incomplete Dominance. We worked through 2 sample problems and discussed two human traits that follow this pattern of inheritance: (a) familial hypercholesterolemia (FH) and (b) sickle cell trait. We also introduced (4) Codominance...to be continued.
Assign #3 - Incomplete Dominance (Due Tuesday)
Fri Dec 15: We completed the dihybrid cross example. Please review our notes and discussion of (3) Incomplete Dominance. We worked through 2 sample problems...to be continued.
Assign #2 - Dihybrid Cross (Due Mon)
A Schedule Has Been Posted In Your Google Classroom For
January Cumulative Assessments
Tues Dec 12: Please review the questions related to Mendel's Dihybrid Cross. This period was used to complete two further examples of dihybrid (two factor cross) problems.
Mon Dec 11: Students completed Unit 2 Quiz 1 - Mendelian Genetics Introduction. We completed the F2 ratio for Mendel's Dihybrid Cross.
Wed Dec 6: Please review our continued notes and discussion exploring the Test Cross or Back Cross. We worked through two sample problems. Also review our introduction to the Dihybrid (Two Factor) Cross. We worked through Mendel's dihybrid cross and how it produced the famous 9:3:3:1 ration in the F2 generation...to be continued.
Unit 2 - Quiz 1 - Mon Dec 11
Mon Dec 4: Please review our notes and discussion exploring the Law of Segregation. Be familiar with the 4 points that are apart of the Law of Segregation, how this is illustrated in a monohybrid cross and why this law is true in genetics. Also review our introduction to the Test Cross or Back Cross. Be familiar with why this is used in plant and animal breeding to determine and unknown dominant genotype (DD or Dd?)...to be continued.
Unit 2 - Quiz 1 - Mon Dec 11
Fri Dec 1: Please review our continued examples of Monohybrid (Single Factor) Cross problems. We worked through a third sample problem. Also review our introduction to Probability. Note the definition of probability, the formula and how to apply the Product Rule. We worked through a monohybrid cross that included the concept of probability.
Worksheet 1 - Monohybrid Cross (Due Mon)
Thurs Nov 30: Please review our continued notes and discussion of the Monohybrid (Single Factor) Cross. We worked through Mendel's Monohybrid Cross and how we complete this reproduction using our modern understanding of genetics (alleles) and Punnett Squares. Be familiar with constructing genotypic and phenotypic ratios. We worked through one examples of a monohybrid genetics problems....to be continued.
Tues Nov 28: Please review our continued notes and discussion of Genetics Terms / Vocabulary: (6) allele, (7) dominant allele, (8) recessive allele (Law of Complete Dominance), (9) allele pairing (homozygous / pure and heterozygous / hybrid and (10) genotype and phenotype. Also review our discussion of a Monohybrid (Single Factor) Cross. We worked through Mendel's Monohybrid Cross and how we complete this reproduction using our modern understanding and a Punnett Square.
Mon Nov 27: Please review our introduction to Unit 2A - Mendelian Genetics. We discussed the History Surrounding Early Theories of Inheritance: (1) Aristotle (pangenes), (2) Leeuwenhoek (homunculus), (3) plant breeder (blending inheritance) and (4) Mendel (particulate / unit theory of inheritance). Also review the following Genetics Terms / Vocabulary: (1) trait, (2) heredity, (3) genetics, (4) purebred / true breeding, (5) gene...to be continued.
Thurs Nov 23: Students completed the Unit 1 - Reproduction and the continuity of Life Test.
Tues Nov 21: This class was used as a review period in preparation
for the upcoming test.
Unit 1 Test - Thurs Nov 23 (New Date)
Tues Nov 21: Please review our continued noted and discussion of Stem Cells. Note the definition of a stem cell, their use, sources of embryonic stem cells, sources of adult stem cells and the advantages /disadvantages of both.
Unit 1 Test - Thurs Nov 23 (New Date)
Fri Nov 17: Please review our continued notes and discussion exploring Birth Control Methods: (2) Hormonal Methods (a) birth control pills, (b) Depo Provera (injectable hormone), (c) intrauterine device (IUD), (d) patch, (e) vaginal ring and (f) emergency contraception. (3) Barrier Methods (a) condom, and (b) diaphragm. (4) Surgical Methods (a) vasectomy and (b) tubal ligation.
Unit 1 Test - Wed Nov 22
Thurs Nov 16: Please review our continued notes and discussion of the Solutions for Infertility. In each case be familiar with how the procedure works and who would use it: (3) in vitro fertilization (IVF), (4) in vitro maturation (IVM), (5) superovulation, (6) surrogate motherhood, (7) cryopreservation. Also review the ethical issues that surround this reproductive technology. We also introduced Birth Control: (1) Natural Methods (a) abstinence, (b) withdrawal and (c) fertility awareness...to be continued.
Unit 1 Test - Wed Nov 22
Thurs Nov 9: Please review our continued notes and discussion of Causes of Infertility: (2) Males: (a) blockage in epididymis / vas deferens, (b) low sperm count, (c) high numbers of abnormal sperm and (d) erectile dysfunction / impotence. Also review our introduction to the Solutions for Infertility. In each case be familiar with how the procedure works and who would use it: (1) artificial insemination, (2) gamete intrafallopian transfer (GIFT), (3) in vitro fertilization (IVF)...to be continued.
Unit 1 Test - Wed Nov 22
Tues Nov 7: Please review our continued notes and discussion of Methods of Monitoring the Health of the Fetus: (5) chorionic villi sampling and (6) fetoscopy. Also review the Causes of Infertility in (1) Females: (a) blocked oviduct, (b) failure to ovulate, (c) endometriosis and (d) damaged eggs ...to be continued.
Unit 1 Test - Wed Nov 22
Mon Nov 6: Please review our notes and discussion exploring Methods of Monitoring the Health of the Fetus. In each case ensure that you realize whether this technology is gathering information regrading structural abnormalities or genetic (chromosomal) abnormalities in the baby. Be able to describe each method: (1) ultrasound, (2) maternal blood screening, (3) cell free DNA screening, (4) amniocentesis, (5) chorionic villi sampling...to be continued.
Unit 1 Test - Wed Nov 22
Thurs Nov 2: Please review our continued notes and discussion of the Stages of Childbirth: (b) expulsion stage and (c) placental stage. Be familiar with the positive feedback loop that allows for childbirth and lactation.
Wed Nov 1: Please review our notes and discussion exploring the Key events of the Trimesters of Pregnancy: (1) 1st Trimester - reproductive organs, (2) 2nd Trimester - limbs, bone & heart detection and (3) 3rd Trimester - rapid brain development. We also reviewed the development of Twins: (1) fraternal twins and (2) identical twins. Be familiar with our introduction to the Stages of Childbirth: (a) dilation stage, (b) expulsion stage...to be continued.
Tues Oct 31: Please review our notes and discussion of Teratogens, Be familiar with the definition of a teratogen, the concept of a critical period of development and how these reach the child by diffusion across the placenta. Note the following teratogens and their impact on fetal development: (1) cigarette smoke (nicotine), (2) alcohol, (3) thalidomide and other prescription drugs, (4) infectious diseases and (5) environmental toxins / pollutants.
Fri Oct 27: Please review our final discussion of Human Development: (7) neurulation (neurula). Also review our introduction to the Extra Embryonic Membranes. Note that these membranes develop from the trophoblast. Be familiar with their functions and location on a diagram (1) amnion, (2) chorion, (3) allantois and (4) yolk sac.
Assign 5 - Human Development (Due Tues)
Thurs Oct 26: Please review our continued notes and discussion exploring Human Development: (3) cleavage (embryo), (4) cleavage continued (morula), (5) implantation (blastocyst), (6) gastrulation & differentiation (gastrula)...to be continued. Students labelled a diagram of these structures.
Mon Oct 23: We continued with discussion of the Menstrual Cycle (3) Menstruation Stage. Students viewed an animation showing the changes during the cycle. Please review our continued notes and discussion of the menstrual cycle. Be familiar with the important dates in the cycle and the changes associated with menopause. The class worked through several sample questions. Also review our introduction to Human Development. Note the following processes: (1) ovulation (egg), (2) fertilization (zygote)...to be continued.
Fri Oct 20: Please review our continued notes and discussion of the menstrual cycle. Note the definition of the corpus luteum and endometrium. Be familiar with the 2 pituitary hormones and their function: follicle stimulating hormone (FSH) and luteinizing hormone (LH) as well as 2 ovarian hormones and their functions: (3) estrogen and (4) progesterone. Be familiar with the 3 stages of the cycle and important events within each stage. Be able to recognize these on a graph: Ovarian Cycle - (1) Follicular Stage and (2) Luteal Stage AND the Uterine Cycle - (3) Menstruation Stage. Students viewed an animation showing the changes during the cycle.
Wed Oct 18: Please review our introduction to Hormonal Control of the Reproductive Cycle (1) In Males. Be familiar with the negative feedback loop for the production of sperm and testosterone. (2) In Female: The Menstrual Cycle. Note the definition of the menstrual cycle and the following terms; follicle, corpus luteum (yellow body...to be continued.
Assign 4 - STI Research (Due Fri)
Tues Oct 17: Students completed Quiz #2. Please review our introduction to Sexually Transmitted Infections (STIs). Be familiar with the following viral STIs and how they are treated: (a) AIDS (b) hepatitis, (c) genital herpes and (d) human papillomavirus (HPV). Also note the bacterial STIs and how they are treated: (a) chlamydia, syphilis and (c) gonorrhea...to be continued.
Assign 4 - STI Research (Due Fri)
Fri Oct 13: Please review our continued notes and discussion to the Human Reproductive Pathway (1) Male Pathway For Sperm. Note the structures that add products into semen but are not part of the main pathway (f) seminal vesicle, (g) prostate gland and (h) Cowper's gland. Note the functions of the 2 male reproductive hormones (testosterone and inhibin). Also review the (2) Female Reproductive Pathway For Eggs: (a) ovaries, (b) fimbriae, (c) oviduct / Fallopian tube, (d) uterus, (e) cervix and (f) vagina...to be continued. Be able to label a diagram.
Quiz 2 - Tues Oct 17
Thurs Oct 12: Please review our notes and discussion exploring the lifecycle of a virus. Note the 2 types of virus reproduction: (1) lytic reproduction (virus DNA does not join host cell) and (2) lysogenic (virus DNA does join host cell). Also review our introduction to the Human Reproductive Pathway. Be able to label a diagram (1) Male Pathway For Sperm: (a) testes, (b) seminiferous tubules, (c) epididymis, (d) vas deferens, (e) urethra...to be continued.
Quiz 2 - Tues Oct 17
Wed Oct 11: Please review our continued notes and discussion of Sexual Reproduction in Flowering Plants - Angiosperms. We discussed the 2 components of the pollen grain (tube cell and generative cell) and the double fertilization that is unique in flowering plants. Also review the differences between pollination and fertilization. We completed Lab 3 - Flower Dissection where students identified the parts of the flower and grew pollen tubes.
Lab - Flower Dissection (Due Thurs)
Quiz 2 - Tues Oct 17
Thurs Oct 5: Please review our introduction to (c) plant lifecycle sporophyte dominant (flowering plant / angiosperm). Note the parts of the perfect flower: (1) Male Stamen - including filament, anther and pollen grains. Female Pistil - including stigmas, style, ovary, ovule and ovum. Know the functions of these parts and be able to label a diagram. Also note functions of non-reproductive parts - petals and sepals...to be continued.
Tues Oct 3: Please review our continued discussion of Reproductive Strategies: (b) invertebrate (jellyfish) lifecycle, (c) plant lifecycle gametophyte dominant (moss)...to be continued.
Fri Sept 29: Please review our continued notes and discussion of Reproductive Strategies: (1) Asexual Reproduction (d) fragmentation, (e) parthenogenesis and (f) spores. (2) Sexual Reproduction. Note the differences from asexual reproduction (a) vertebrate (human) lifecycle, (b) invertebrate (jellyfish) lifecycle...to be continued.
Wed Sept 27: Please review our continued notes and discussion of the Physical Differences Between Sperm and Egg Cells: (5) motility and (6) outer structures (acrosome vs jelly coat). Also review our introduction to Reproductive Strategies: (1) Asexual Reproduction - (a) binary fission, (b) budding, (c) vegetative propagation...to be continued.
Tues Sept 26: Please review our continued notes and discussion of meiosis in males (spermatogenesis) and meiosis in females (oogenesis). Note the differences between these processes and a related diagram. Also review our introduction to the Physical Differences Between Sperm and Egg Cells based on the following headings: (1) relative size, (2) energy source, (3) number of mitochondria, (4) numbers produced...to be continued.
Assign 3 - Meiosis (Due Wed)
Fri Sept 22: Please review our continued notes and discussion of Meiosis. Note the sources of variation during this sexual reproduction: (1) crossing over in prophase I and (2) independent assortment in metaphase I. Also review (1) meiosis in males (spermatogenesis)...to be continued.
Thurs Sept 21: Students completed the Cell Cycle Quiz. Please review our continued discussion of Meiosis. Note the overall steps of the process. Students completed the summary table.
Wed Sept 20: Please review our continued notes and discussion of Cancer: An Application of the Cell Cycle. We discussed the side effects of radiation treatment and how these can be explained as a result of the damage to healthy cells. Also review our introduction to Meiosis. Note the purpose, cells involved, cells produced and a diagram...to be continued.
Cell Cycle + Cancer Quiz (Thurs)
Mon Sept 18: Please review our notes and discussion exploring Cancer - An Application of the Cell Cycle. Note the cause of cancer (mutation to a gene that controls cell division), 2 types of tumors (benign and malignant), cause of the mutation (exposure to radiation, exposure to carcinogen) and treatment of cancer through (a) targeted radiation and (b) chemotherapy...to be continued.
Cell Cycle + Cancer Quiz (Thurs)
Fri Sept 15: Students completed the Cell Cycle Lab #1 and the Lab Report. This involved viewing onion cells in various stages of the Cell Cycle under the compound light microscope.
Assign 2 - Cell Cycle Questions (Due Mon)
Cell Cycle + Cancer Quiz (Thurs)
Wed Sept 13: Please review our continued notes and discussion of the Stages of the Cell Cycle: (2) Mitosis: (a) anaphase, (b) telophase and (3) cytokinesis. Note the difference between a cleavage furrow (animal cells) and a cell plate (plant cells).
Assign 1 - Cell Cycle (Due Fri)
Tues Sept 12: Please review our continued notes and discussion of the Cell Cycle. Students completed a pie graph of each stage. Note the key events in each of these stages and be able to recognize a diagram of each stage: (1) interphase, (2) mitosis - (a) prophase, (b) metaphase, (c) anaphase...to be continued.
Thurs Sept 7: Please review our continued notes and discussion of The Cell Cycle. Note the purpose of the cell cycle in multicellular organisms (humans) and unicellular organisms (bacteria). Also review the cells involved (somatic cells) and the cells produced (identical somatic cells). Be familiar with the overall steps: (1) interphase, (2) mitosis (prophase, anaphase, telophase) and (3) cytokinesis. We completed a summary table. You should remember the key events in each of these stages and be able to recognize a diagram of each stage...to be continued.
Wed Sept 6: Welcome to Biology 3201! Let's look forward to a great year of learning together. Today you received your course descriptor and evaluation scheme, had the opportunity to join our Google Classroom and were introduced to my website. The remainder of the period was used to distribute textbooks. We introduced our first topic in Unit 1 (Cell Reproduction); The Cell Cycle. Note the purpose of the cell cycle in multicellular organisms.
Contact:
steventrimm@nlesd.ca