Biology 2201

Course Description

This course begins the study of introductory biology.  Topics include the cell and cellular transport, diversity of life, homeostasis of human biology systems and population biology.

 

 

Authorized Learning Resource

McGraw-Hill Ryerson Biology                                            



 Homework Central



Thurs May 25: We completed discussion of the DEMOGRAPHIC TRANSITION MODEL.  Note the graph and the details of the various stages.  Students then completed sample questions related to this topic.  We then started review for of the course in preparation for the final exam.

                     Unit 4 Learning Check - Wed May 31


Wed May 24:
The graded immune system test was returned.  Please review our continued notes and discussion of the DEMOGRAPHIC TRANSITION MODEL of human population growth.  Note the stages, graph, example countries and birth rate, death rate and population growth at each stage.  Refer to the handout graph.

                        Unit 4 Learning Check - Wed May 31

Thurs May 18:
Students wrote the Immune System learning check.  Please review our notes and discussion of the predicted carrying capacity of planet Earth.  Also review the Demographic Transition Model of population growth...to be continued.

Tues May 16:
Please review our notes and discussion exploring POPULATION GROWTH CURVES: (1) J-shaped curve, (2) S-shaped curve (sigmoidal or logistic curve) and (3) predator-prey curves.  Be familiar with environmental situations where these graphs would apply.  Finally note HUMAN POPULATION GROWTH: note our limiting factors (space, war, disease and poverty)...to be continued.

            Immune System Learning Check - Thurs May 18


Mon May 15:
Please review our notes and discussion exploring CARRYING CAPACITY and be able to recognize this value from a graph.  Also review LIMITING FACTORS: (1) density independent factors and (2) density dependent factors (a) competition, (b) predation, (c) disease, and (d) parasitism.  Note how the terms ENVIRONMENTAL RESISTANCE and BIOTIC POTENTIAL are opposites. 

            Immune System Learning Check - Thurs May 18



Fri May 12:
Please review our continued notes and discussion of TYPES OF IMMUNITY: (2) active immunity.  Also review the IMMUNE DISORDER: (1) rheumatoid arthritis.  Also review our introduction to Unit 4 "Interactions Among Living Things".  Review the FACTORS THAT IMPACT POPULATION GROWTH: (1) natality, (2) mortality, (3) emigration and (4) immigration. Note the sample problems related to calculations of population growth and new population size.

              Immune System Learning Check - Thurs May 18

Wed May 10:
Please review our continued notes and discussion exploring LINES OF DEFENSE: (3) 3rd Line Defense (the immune response).  Know how a vaccine works using these lines of defense.  Review two TYPES OF IMMUNITY: (1) passive immunity...to be continued.

Tues May 9:
Students wrote the Excretory System Test.

Thurs May 4:
Student's review questions on excretion were addressed.  Please review our introduction to the IMMUNE SYSTEM.  Note the definitions of the terms ANTIGEN, ANTIBODY, and PATHOGEN.  Also review the LINES OF DEFENSE: (1) 1st Line Defense (non-specific: skin, ciliated mucus membranes & stomach acid), (2) 2nd Line Defense (non-specific: the inflammatory response)...to be continued.

                   Excretory System Test - Tues May 9


Wed May 3:
The graded digestion test was returned.  Please review our continued notes and discussion of EXCRETORY DISORDERS: (3) kidney failure.  Note the treatments (2) peritoneal dialysis and (3) kidney transplant (cadaver or living donor). 

                    Excretory System Test - Tues May 9


Mon May 1:
Students wrote the Digestion Test.

Fri Apr 28:
Please review our notes and discussion exploring EXCRETORY DISORDERS: (1) kidney stones, (2) kidney & bladder infection, (3) kidney failure.  Note the options for kidney failure dialysis (1) hemodialysis...to be continued.

                       Digestive System Test - Mon May 1
STSE "The Problem of Kidney & Urological Disease" - Due Wed May 3

Wed Apr 26:
Please review our notes and discussion of the STRUCTURE OF THE KIDNEY: (1) cortex, (2) medulla and (3) pelvis.  Know the function of each of these layers and be able to identify them from a diagram.  Finally note the STAGES OF NEPHRON FUNCTION: (a) filtration, (b) re-absorption and (c) tubular secretion.  Be able to label a diagram of a nephron.

                   Digestive System Test - Mon May 1
STSE "The Problem of Kidney & Urological Disease" - Due
Wed May 3


Tues Apr 25:
Please review our continued notes and discussion exploring DIGESTIVE DISORDERS: (c) ileitis & colitis (Crohn's Disease) and (d) eating disorders (anorexia & bulimia nervosa).  Also review our introduction to the Excretory System.  Note the ORGANS INVOLVED: (1) lungs, (2) skin, (3) liver and (4) kidneys.  Also note the EXCRETORY PATHWAY and be able to label a diagram: (1) kidneys. (2) ureters, (3) urinary bladder and (4) urethra.

                         Homework - Questions Due Wed
                        Digestive System Test - Mon May 1

Mon Apr 24:
Please review our continued notes and discussion of CHEMICAL TESTS FOR NUTRIENTS: (4) water (note hydrolysis & dehydration synthesis reactions), (5) vitamins and (6) minerals.  Also note the DIGESTIVE DISORDERS: (1) ulcers, (2) gall stones...to be continued.

                               Homework - Questions Due Wed
                           Digestive System Test - Mon May 1st


Wed Apr 12:
Please review our notes and discussion exploring ABSORPTION OF END PRODUCTS OF DIGESTION.  Notice how fats end products are absorbed differently than carbohydrate or protein end products.  Also note the various CHEMICAL TESTS FOR NUTRIENTS: (1) carbohydrates (starch...iodine, glucose....Benedict's Reagent), (2) fats (Sudan IV), (3) proteins (Biuret Reagent)...to be continued.

     Homework - Continue Working On Digestion Questions

Tues Apr 11:
The graded respiratory test was returned.  Please review our notes and discussion exploring RATE OF PASSAGE OF FOOD: (1) peristalsis and (2) sphincters.  Also review the CHEMICAL DIGESTION of food through various enzymes.

        Homework - Continue Working On Digestion Questions

Fri Apr 7:
Students wrote the respiratory system test.

Thurs Apr 6:
Please review our continued notes and discussion of the Digestive Pathway: (3) stomach, (4) small intestine, (5) large intestine, (6) rectum & anus.  Also note the organs that contribute to this pathway: pancreas, liver & gall bladder.

                          Respiratory System Test Fri April 7
                             Work on Digestion Questions


Wed Apr 5:
The graded respiratory system questions were returned.  THe STSE was collected.  Please review our introduction to the DIGESTIVE SYSTEM.  Students were assigned the question assignment for this unit.  Note how food macromolecules are broken down: (1) carbohydrates to glucose, (2) proteins to amino acids and (3) fats to fatty acids & glycerol.  Also note 2 types of digestion: (1) mechanical digestion and (2) chemical digestion.  Finally we began tracing the digestive pathway: (1) mouth, (2) esophagus...to be continued.

                     Respiratory System Test Fri April 7
                     Digestion Question Assignment
                             p.373 # 1,2,4,6
                      pp. 387-388 #4,5,7,9,11,15


Wed Mar 29:
Please review our continued notes and discussion exploring RESPIRATORY SYSTEM DISORDERS: (2) asthma and (3) pneumonia (bacterial & viral).  Know treatments and application questions for each disorder.

               Respiratory System Questions Due Thurs Mar 28
                         STSE - "What is Cancer" Due Mon April 3
                              Respiratory System Test Wed Apr 5


Tues Mar 28
: Please review our demonstration of expiratory reserve volume using the spirometer.  Also review RESPIRATORY DISORDERS: (1) lung cancer...to be continued.

                       Respiratory Questions Due Thurs Mar 28
                       STSE - "What is Cancer" Due Mon April 3
                         Respiratory System Test Wed Apr 5


Mon Mar 27:
Please review our continued notes and discussion exploring the MECHANICS OF BREATHING: (1) inhalation and (2) exhalation.  Note the volume and pressure changes.  Also review our introduction to the core lab MEASURING RESPIRATORY VOLUMES.  Be able to calculate the following values based on spirometry: (1) tidal volume, (2) inspiratory reserve volume, (3) expiratory reserve volume , (4) vital capacity and (5) residual volume.

: Thurs Mar 23:
The graded unit test was returned.  Please review our continued notes and discussion of the RESPIRATORY PATHWAY: (2) trachea, (3) bronchi, (4) bronchioles and (5) alveoli (lungs).  Note how gases exchange by diffusion between the alveoli and the capillaries.  Also review the MECHANICS OF BREATHING paying close attention to the diaphragm and  intercostal muscles and how they make volume and pressure changes.

             Work On The Respiratory Question Assignment

Wed Mar 22:
Students wrote the Circulatory System Test.

Fri Mar 17:
The graded circulatory system questions were returned.  Students review questions were addressed in preparation for the Circulatory System Test.  Please review our introduction to the Respiratory System.  Note the PURPOSE of a respiratory system : (1) gas exchange and (2) oxygen delivery in a thick organism.  Also note the REQUIREMENTS for an efficient respiratory system: (1) moist, (2) large surface area, (3) high concentration gradient and (4) short diffusion path.  Review the parts of the RESPIRATORY PATHWAY: (1) nasal cavity...to be continued.

           
                Circulatory System Test - Wed Mar 22 (NEW DATE)
                Respiratory Question Assignment - Take A Look!
        p. 337 #1,2     p. 342 #1,2,6     p. 348 #1,5     p. 349 #1 
                          p.350 # 12 a/b, 17 a/b, 21

Thurs Mar 16:
Please review our continued notes and discussion of Disorders of the Circulatory System: (b) arteriosclerosis and (c) atherosclerosis.  Note lifestyle changes to reduce the risk of these conditions.  Also review Treatment of Circulatory Disorders: (a) angioplasty and (b) clot busting drugs.

                   Circulatory System Test - Mon Mar 20


Tues Mar 14:
Please review our continued notes and discussion exploring the Components of Blood: (4) plasma.  Also review the Blood Clotting Process paying particular attention to formation of the platelet plug and the fibrin mesh.  Also note the follow Disorders of the Circulatory System: (a) HYPERTENSION...to be continued.

     Circulatory System Question Assignment - Due Wed Mar 15
                     Circulatory System Test - Mon Mar 20


Mon Mar 13:
We completed the Core Lab "The Effect of Stress on Blood Pressure" with the help of volunteer guest; Ms. Lori Barrett.  Thank you for your time Ms. Barrett!  Great class! 

     Circulatory System Question Assignment - Due Wed
Mar 15
                     Circulatory System Test - Mon Mar 20


Wed May 8:
Please review the Components of Blood: (1) red blood cells (erythrocytes), (2) white blood cells (leucocytes), (3) platelets (thrombocytes) and (4) plasma.

Tues Mar 7:
Please review the various Circulation Loops: (a) systemic, (b) pulmonary, (c) cardiac, (d) hepatic and (e) renal.  Also review Blood Pressure.  Note the definition, how blood pressure is measured...to be continued.

                            Work On Your Question Assignment

Fri Mar 3:
Please review our notes and discussion following the pathway of blood through the heart (right and left).  Be familiar with heart anatomy and the various valves.  See diagram!

                      Begin Work On The Question Assignment

Thurs Mar 2:
The graded unit test was returned.  Please review our notes and discussion exploring the Functions of a Circulatory System.  Also review the Three Types of Blood Vessels: (a) arteries, (b) veins and (c) capillaries.  Note how gases are exchanged at the capillary level.

Tues Feb 28:
Students wrote the Vertebrate Test.

Mon Feb 27:
We introduced Unit 3: Maintaining Dynamic Equilibrium I; a unit which explores the systems of the human body.  We start with the Circulatory System.  Note the term Homeostasis and how it is maintained in the body through a Negative Feedback Loop.  Note 2 opposite strategies of temperature regulation: (1) homeotherms and (2) poikilotherms.  Note how the body maintains a homeostasis of body temperature in cold and warm environments through physiological and behavioral changes. 

A question set was assigned for the Circulatory System Unit:

p. 303 #3  p. 321 #1   p. 328 #3,4  p.329 #3,9,10 p. 331 #19,25,29

                          Vertebrate Test - Tues Feb 28

Fri Feb 24:
Please review our notes and discussion exploring Class Mammalia (dog, human, seal, whale, kangaroo, platypus).  Note the unique features of mammals.

            Homework - Update the Vertebrate Summary Table
                           Vertebrate Test - Tues Feb 28


Wed Feb 22:
Please review our notes and discussion exploring Class Reptilia (snakes & lizards, alligators & crocodiles, turtles and tortoises).  Note the continued adaptations for life of land (L).  Also review Class Aves (the birds).  Note the adaptations for flight (F).

          Homework - Update the Vertebrate Summary Table

                           Vertebrate Test - Tues Feb 28

Tues Feb 21:
Please review our continued notes and discussion of Class Osteichythes (bony fish - trout, cod, goldfish).  Also review Class Amphibia (frogs toads, newts and salamanders).  Note the adaptations to life of land (L).

           Homework - Update the Vertebrate Summary Table

Fri Feb 17:
The graded unit test was returned.  Please review our continued notes and discussion of Class Agnatha (jawless fish).  Also review our notes and discussion of Class Chondrichythes (cartilaginous fish - sharks, skates & rays).

         Homework - Update the Vertebrate Summary Table



Mon Feb 13:
Students wrote the Invertebrate Test.

Wed Feb 8:
Weather :(  Test is rescheduled for Monday Feb 13.

Tues Feb 7:
Please review our introduction to the Vertebrates.  Note that vertebrates belong to Phylum Chordata (all vertebrates are chordates but not all chordates are vertebrates).  Note three characteristics common to all chordates: (1) presence of a notochord, (2) presence of a dorsal hollow nerve cord and (3) presence of gill slits at some point in their development.  Know what these structures become in many adult vertebrates.  Note (1) Subphylum Agnatha, Class Agnatha; the jawless fish (lamprey and hagfish).

                       Update the Vertebrate Summary Table
                            Invertebrate Test - Wed Feb 8


Wed Feb 1:
Welcome back after midterms.  Let's finish hard to the finish line!  Midterm exams were returned and select questions were reviewed.  Please review our notes and discussion of Phylum Echinodermata (starfish, sea urchins, sand dollars, sea cucumbers).  Update the invertebrate summary table.

                           Invertebrate Test - Wed Feb 8


Thurs Jan 19:
We continued with review in preparation for the midterm exam.

Wed Jan 18:
We continued with review in preparation for the midterm exam.

Tues Jan 17:
We reviewed select topics from Unit 1 "Matter and Energy for Life (The Cell)" in preparation for the upcoming midterm.

Fri Jan 13:
Please review our continued notes and discussion exploring Phylum Arthropoda.  Also note the reasons for the success of Class Insecta.  Update the invertebrate summary table.

Thurs Jan 12:
Please review our notes and discussion of Phylum Mollusca (snails/slugs, clams/mussels, squid/octopus.  Also review our introduction to Phylum Arthropoda (spider, insects, lobster/crabs).  Know the reasons for the success of the arthropods.

Tues Jan 10:
Please review our continued notes and discussion exploring Phylum Nematoda (roundworms - soil nematode, pinworm, hookworm and codworm).  Also review Phylum Annelida (segmented worms - earthworms, leeches and marine worms).  Update the summary table.

Mon Jan 9:
Please review our continued notes and discussion of Phylum Cnideria.  Also review Phylum Platyhelminthes (flatworms - planaria, tapeworms & blood flukes).  Update the invertebrate summary table.

Wed Jan 4
: Please review our continued notes and discussion of Phylum Porifera (sponges).  Also note our discussion of Phylum Cnideria (jellyfish, sea anemone & hydra).  Update the invertebrate summary table.

Tues Jan 3:
Please review our notes and discussion exploring Body Cavities of Invertebrates: (a) acoelomate, (b) pseudocoelomate and (c) coelomate.  Note the advantages of having a true coelom and its definition (see diagram).  We started examining invertebrates by exploring (1) Phylum Porifera (the sponges).

Tues Dec 20:
Students wrote the Kingdom Plantae Learning Check.  Please review our continued notes and discussion exploring Invertebrate Animals.  Note the 4 body positions associated with an organism having bilateral symmetry: (a) dorsal, (b) ventral, (c) anterior and (d) posterior.  Also review the concept of Tissue Layers and the three tissue layer possibilities: (a) no tissue layers, (b) diploblastic and (c) triploblastic.

Wed Dec 14:
Please review our continued notes and discussion exploring Reasons For Success Of Angiosperms.  Also review our detailed introduction to Kingdom Animalia.  Note the various types of symmetry: (a) asymmetrical, (b) radial and (c) bilateral.  Note how body plan relates to lifestyle.  Be aware of body positions on an organism with radial symmetry: (a) dorsal, (b) ventral, (c) anterior and (d) posterior.

            Learning Check - Kingdom Plantae Fri Dec 16 (New Date)

Thurs Dec 8:
Please review our notes and discussion exploring the Angiosperms (flowering plants / vascular with seeds in fruit).  Note the Reasons For Success Of The Angiosperms.

                         Update the Plant Summary Table
        Learning Check - Kingdom Plantae Wed Dec 14 (NEW DATE)


Wed Dec 7:
Please review our notes and discussion exploring Gymnosperms (vascular plants with naked seeds). 

                 Update the Plant Survey Summary Table
           Learning Check - Kingdom Plantae Tues Dec 13

Mon Dec 5:
The graded learning check was returned.  Please review our notes and discussion of Ferns and Their Relatives (ferns, whisk ferns and club mosses).  These are seedless vascular plants.

                Update the Plant Survey Summary Sheet


Fri Dec 2:
Students wrote the Kingdoms + Viruses Learning Check.  Please review our continued notes and discussion of Division Bryophyta (seedless non-vascular plants).

Wed Nov 30:
Please review our continued notes and discussion exploring the lifecycle of the T4 virus (bacteriophage).  We then started a detailed study of the different types of Plants.  Note the general lifecycle of plants known as the alternation of generations: (a) sporophyte and (b) gametophyte.  We introduced Division Bryophyta (mosses, hornworts and liverworts).  Review the following heading on the Kingdom Plantae Summary Table: (a) examples, (b) vascular / non-vascular, (c) dependency on water for sexual reproduction, (d) dominant generation and (e) reproduction.

               Learning Check - Kingdoms + Viruses - Fri Dec 2

Tues Nov 29:
Please review our continued notes and discussion exploring the fern lifecycle.  Also review Kingdom Animalia and the lifecycle of the frog.  Finally review the Viruses.  Note why they do not fit into the 6 kingdoms of life.  Be aware of the lifecycle of the T4 virus (bacteriophage).

              Learning Check - Kingdoms + Viruses - Fri Dec 2

Mon Nov 28:
Please review our continued notes and discussion of Kingdom Plantae.  Note the lifecycle for the fern. 

           Learning Check - Kingdoms + Viruses - Fri Dec 2


Thurs Nov 24:
The graded Learning Check was returned.  Please review our continued notes and discussion of Kingdom Fungi.  Note the lifecycle of black bread mould; Rhizopus.  Also note our introduction to Kingdoms Plantae...to be continued.

            Keep Your Kingdom Summary Table Updated
             Learning Check Kingdoms + Viruses Fri Dec 2


Wed Nov 23:
Students wrote the Classification Learning Check.  Please review our continued notes and discussion exploring Kingdom Fungi.

Mon Nov 21:
Please review our continued notes and discussion of Kingdom Protista.  Note the lifecycle of Plasmodium; the protist that causes malaria.  Also review Kingdom Fungi.

                              Update the Summary Table
                Classification Learning Check - Wed Nov 23


Fri Nov 18:
Please review our notes and discussion exploring Kingdom Archaea.  We also started the examination of Kingdom Protista.

                Classification Learning Check - Wed Nov 23


Thurs Nov 17:
Please review our notes and discussion exploring a Survey of the Kingdoms of Life.  Today we focused on Kingdom Bacteria exploring the following headings: organism, cell type, cell wall, body form, nutrition, nervous system, reproduction and locomotion.  Update the Summary Table!

               Classification Learning Check - Wed Nov 23


Tues Nov 15:
Students questions related to the STSE were discussed.  Please review our notes and discussion exploring Limitations To Classification Systems: (1) subjectivity, (2) organisms sharing characteristics of more than one group, (3) organisms that do not fit in the current classification system (viruses).

    STSE - Classification By Application of Modern Technologies
                            Due Date - Wed Nov 16

                   Classification Learning Check Wed Nov 23

Mon Nov 14:
Please review our continued notes and discussion of Evidence Used To Classify Organisms: (4) evidence from biochemistry (molecules - (a) amino acid sequence in proteins, (b) nucleotide sequence in DNA), (5) evidence from behavior and (6) evidence from cell structure.

   STSE - Classification By Application of Modern Technologies
                              Due Date - Wed Nov 16


Wed Nov 9:
Please review our notes and discussion exploring Evidence To Classify Organisms: (1) evidence from fossil record (radioactive dating), (2) evidence from anatomy (homologous structures), (3) evidence from comparative embryology...to be continued.

Tues Nov 8:
Please review our notes and discussion exploring how to build a dichotomous key from a dichotomous tree.  We created a key to some common fruit.  Students then worked on generating their own key to beetle species.

                  Homework - Dichotomous Key To Beetles p. 111
                            Beetles 3,4,9,10, 15, 16 & 11

Mon Nov 7:
The graded unit test was returned.  Please review our continued notes and discussion of Binomial Naming.  Note the advantages of binomial naming over common names.  Also review the concept of Taxonomic Keys.  Know how to use a dichotomous key...to be continued.

        

Thurs Nov 3:
Students wrote the Unit 1 Test.

Wed Nov 2:
Students review questions were addressed.  Students worked on and then we discussed answers to the following questions: 121 #5-7 and p. 127 #4.  Please review our notes and discussion of Binomial Naming.  Note the format....to be continued.

                         Unit 1 Test - Thurs Nov 3

Mon Oct 31:
Please review our notes and discussion of the Linnaean Classification System.  Note the definition of taxonomy, the 7 taxa with the Linnaean system as well as the addition of the domain.


Fri Oct 28:
Please review our continued notes and discussion exploring the Characteristics Of Living Things: (3) growth & development, (4) metabolism, (5) water requirements and (6) interact with environmental stimuli and maintain homeostasis.  Also review the History of Classification System Development: (1) Aristotle: Kingdom Planate & Kingdom Animalia, (2) Haeckel: Kingdom Protista, (3) Copeland: Kingdom Bacteria, (4) Whittaker: Kingdom Fungi, (5) Woese: Kingdom Archaea...to be continued.

                       Unit 1 Test - Thurs Nov 3


Thurs Oct 27:
Please review our continued notes and discussion of Energy Use (Metabolism) In Cells: (2) catabolism on the cristae of the mitochondria...cell respiration equation.  Finally review the ATP-ADP Cycle.  We will tackle some review in an upcoming class.  We also started Unit 2: Biodiversity.  Please review the Characteristics Of Living Things: (1) made of 1 or more cells, (2) biogenesis with inheritance...to be continued.

                          Unit 1 Test - Thurs Nov 3


Tues Oct 25:
Please review our continued notes and discussion exploring Limits To Cell Size: (3) surface area to volume ratio and (4) collisions of reactants.  Finally review our discussion of Energy Use (Metabolism) In Cells.  Note the two types of metabolism: (1) anabolism on the thylakoid membrane of the chloroplast...photosynthesis equation...to be continued.

                        Unit 1 Test - Thurs Nov 3


Thurs Oct 20:
Please review our continued notes and discussion of (2) Active Transport.  Note two different forms of (a) endocytosis...(i) pinocytosis and (ii) phagocytosis as well as (b) exocytosis.  Examine the summary flow diagram for transport.  We also discussed an introduction exploring The Limits To Cell Size (why are most cells small?): (1) limits to diffusion, (2) control by the nuclues...to be continued.

                         Unit 1 Test - Thurs Nov 3

Wed Oct 19:
Final data was collected for the osmosis lab.  Please review our notes and discussion of (1) Passive Transport (c) facilitated diffusion.  Also review (2) Active Transport (a) endocytosis...to be continued.

                       Osmosis Lab Due Thurs Oct 20

Tues Oct 18:
Students wrote the Learning Check.  We then went to the lab to complete Core Lab #2 - An Investigation of Osmosis (The Great Potato Experiment).

Fri Oct 14:
Please review our continued notes and discussion of (1) Passive Transport (b) osmosis.  Be able to work through application (problems) related to osmosis.  Know the situations created by movement of water into or out of cells: lysed or crenated (for animal cells) and turgid or plasmolysed (for plant cells).

                Learning Check "The Cell" Tues Oct 18

Thurs Oct 13:
Please review our notes and discussion of Transport in Cells: (1) Passive Transport (a) diffusion (of solute from high concentration to low concentration), (b) osmosis (of solvent from hypotonic to hypertonic)...to be continued.

               Learning Check "The Cell" Tues Oct 18


Tues Oct 11:
We continued our discussion of the unique organelles of a plants cell: (2) central vacuole and (3) plastids.  Note the structure of the chloroplast especially the folded thylakid membrane.  To complete the period students performed their cell raps!

                Learning Check "The Cell" Tues Oct 18


Tues Oct 4:
Students used this class to build their cell organelles and to complete their Cell Rap.  We also introduced the Eukaryotic Plant Cell and its unique organelles...to be continued.

 Cell Rap Presentations Due on Tues Oct 11......YEAHH BOYZZZ
                 Learning Check "The Cell" Tues Oct 18

Mon Oct 3:
Please review our continued notes and discussion of the Cell Membrane.  Note its phospholipid bilayer structure and the Fluid Mosaic Model that describes it. 

                  Think About The Cell Rap Assignment


Thurs Sept 29:
Please review our continued notes and discussion exploring the Organelles of a Eukaryotic Animals Cell: (8) transport vesicles, (9) vacuole, (10) cytoplasm, (11) cytoskeleton, (12) cilia & flagella and (13) cell membrane.  Note that the membrane is semi-permeable. Be able to label the structures within the membrane.

                  Choose An Organelle For Your Cell Rap


Wed Sept 28:
Please review our continued notes and discussion of the Organelles of a Eukaryotic Animal Cell: (6) mitochondria, (7) lysosomes...to be continued.
              
               Choose An Organelle For Your Cell Rap


Tues Sept 27:
Please review our notes and discussion exploring the Organelles of a Eukaryotic Animal Cell: (1) nucleus, (2) nucleolus, (3) ribosomes, (4) endoplasmic reticulum (rough & smooth), (5) Golgi apparatus...to be continued.  Be able to make a comparison between the jobs in a functioning cell and the jobs in a functioning town.  Label the diagram of organelles.  The following animation is good for your review....

         http://www.cellsalive.com/cells/cell_model_js.htm

Fri Sept 23:
We discussed and corrected the microscope worksheet.  Please review our notes and discussion exploring the Differences Between Prokaryotic & Eukaryotic Cells: (a) organisms included, (b) nucleus present or absent, (c) structure & size, (d) organelles present or absent and (e) DNA.  Refer to handout diagram.

Thurs Sept 22:
Students wrote the Microscope Learning Check.  Please review our continued notes and discussion of the various Microscope Types: (c) dissecting microscope and (d) scanning electron microscope SEM.  Students completed a worksheet comparing and contrasting these microscopes and viewed some videos of electron microscope function.

Tues Sept 19:
We completed instructions regarding Scale Biological Drawings.  Please review our notes and discussion exploring the various Types of Microscopes: (a) compound light microscope, (b) transmission electron microscope TEM...to be continued.

Learning Check (Parts of Microscope & Functions - Thurs Sept 22
                       Microscope Lab Due - Thurs Sept 22



Mon Sept 19:
The graded Learning Check was returned.  Students made wet mounts of onion cells in the lab and estimated their biological size.  Please review our notes and discussion exploring how to sketch To Scale Biological Drawings.

Learning Check (Parts of Microscope & Functions - Thurs Sept 22
                       Microscope Lab Due - Thurs Sept 22


Fri Sept 16:
Students wrote the Learning Check.  Please review our calculations involving Estimates of Biological Size.


Wed Sept 14:
Please review our continued notes and discussion of the following microscope terms: (d) working distance, (e) resolving power, (f) image inversion, (g) specimen and (h) wet mount vs permanent slide.  We reviewed the wet mount procedure.  Finally we practiced focusing of the microscope on a permanent slide (an amoeba).

                   Learning Check - Scientists - Fri Sept 16



Tues Sept 13:
Please review our notes and discussion of the Compound Light Microscope.  We reviewed its parts and functions and labelled a diagram.  Also review the following terms: (a) total magnification (note calculations), (b) field of view, (c) depth of field...to be continued.

                    Learning Check - Scientists - Fri Sept 16



Fri Sept 9:
We completed discussion of the spontaneous generation / biogenesis debate by exploring the work of (e) Pasteur.  Please review our notes and discussion of scientists that contributed to the formation of a Cell Theory: (a) Hooke, (b) Leeuwenhoek, (c) Brown, (d) Schleiden, (e) Schwann, (f) Braun and (g) Virchow.  Know the 4 points that compose the Cell Theory.

                     Learning Check - Scientists - Next Week



Thurs Sept 8:
Students were provided with the course evaluation scheme.  We introduced Unit 1 "Matter and Energy For Life - The Cell".  Please review our notes and discussion exploring two competing theories exploring the origin of life: spontaneous generation (abiogenesis) and biogenesis.  Review the work of the following scientists and what theory their experiment supported: (a) Aristotle, (b) Redi, (c) Needham, (d) Spallanzani ...to be continued.

Wed Sept 7:
Welcome to the course.  I am looking forward to working with you throughout the year.  Today class lists were reviewed and textbooks were distributed.  Use this website to track homework and topics covered in class. 


                       

 
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