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 Feb 11:
Students wrote the Invertebrate Test.

Mon Feb 8:
Please review our continued notes and discussion of Class Amphibia.  Also review our discussion of Class Reptilia (turtles, tortoises, crocodiles & alligators).  Again be aware of the adaptations for life on land for reptiles.

                          Update the Summary Table
                     Invertebrate Test - Thurs Feb 11

Fri Feb 5:
Please review our notes and discussion of Class Osteichythes (bony fish).  Also review our
introduction to Class Amphibia (frogs, toads, newts & salamanders).  Be aware of the adaptations to life of land for the amphibians.


                            Update the Summary Table
                        Invertebrate Test - Thurs Feb 11


Wed Feb 3:
Please review our continued notes and discussion of Class Agnatha (jawless fish - lamprey & hagfish).  Also review Class Chondrichythes (cartilaginous fish - sharks, skates & rays).

                            Update the Summary Table
                        Invertebrate Test - Thurs Feb 11

Tues Feb 2:
The midterm exam was returned.  Please review our notes and discussion of Class Agnatha (jawless fish).

                     Invertebrate Test - Thurs Feb 11

Wed Jan 20:
Review continued!  Students review questions from Units 1 and 2 were addressed.

Mon Jan 18
: This was a review class in preparation for the midterm exam.  Students were provided with the exam format.  We discussed select topics from Unit 1.

Thurs Jan 14:
Please review our continued notes and discussion exploring Phylum Echinodermata.  Also review our introduction to Vertebrates.  Note the 3 characteristics present in all vertebrates and what these structures become in teh adult vertebrate; (1) notochord, (2) dorsal hollow nerve cord and (3) gill slits.  Note that vertebrates are members of Phylum Chordata.

Wed Jan 13
: Please review our notes and discussion exploring Phylum Arthropoda: spiders, insects and lobsters.  Note that arthropods are the most successful group of invertebrates and know the reasons why.  Also note the reasons for the success of Class Insecta; a special group of arthropods.  Also review our introduction to Phylum Echinodermata - starfish, sea urchin & sand dollar.  Note how they are similar to vertebrates.

                        Update the Summary Table

Mon Jan 11
: Please review our notes and discussion of Phylum Mollusca: clam/mussel, snail/slug and squid/octopus.

                         Update the Summary Table

Fri Jan 8:
Please review our notes and discussion exploring Phylum Annelida: the segmented worms - earthworm, marine worm and leech.

                                Update the Summary Table

Thurs Jan 7:
Please review our continued notes and discussion exploring Phylum Platyhelminthes: the flatworms.  Also review Phylum Nematoda: the round worms: soil nematode, pinworm and hookworm.  Be aware of the advancements (increasing complexity) as we move through the invertebrate phyla.

Tues Jan 5:
Please review our continued notes and discussion exploring Phylum Cnideria: jellyfish, sea anemone, coral and hydra.  Also review Phylum Platyhelminthes: the flatworms - planaria, tapeworms and flukes.

Mon Jan 4:
Please review our continued notes and discussion exploring Phylum Porifera; the sponges.  Note the following headings; example, symmetry / cephalization, tissue layers / body cavity, digestion and reproduction.  Also review our introduction to Phylum Cnideria; jellyfish, sea anemones, corals and hydra.

                        Update the Summary Table

Fri Dec 18
: Please review our notes and discussion exploring animal tissue layers: (a) cell level of organization, (b) diploblastic and (c) triploblastic.  Also review the definition and advantages of a Coelom.  Note the body cavity categories: (a) acoelomate, (b) pseudocoelomate and (c) coelomate.  We then introduced the first group of invertebrates: (1) Phylum Porifera - the sponges.

Thurs Dec 17
: Students wrote the Kingdom Plantae Learning Check.  Please review our continued notes and discussion of Symmetry in Kingdom Animalia: (3) bilateral symmetry.  Note how symmetry is connected to lifestyle and level of cephalization.  Also review the positions in an organism with bilateral symmetry: anterior, posterior, dorsal and ventral.

Tues Dec 15: Please review our continued notes and discussion exploring the Success of Angiosperms: (4) presence of specialized structures.  We also started our detailed discussion of Kingdom Animalia by exploring symmetry: (1) asymmetry, (2) radial symmetry...to be continued.

        Learning Check Kingdom Plantae Thurs Dec 17 (NEW DATE)

Thurs Dec 10:
Please review our discussion of Trends in Plant Evolution.  Also review the Reasons for the Success of Angiosperms: (1) assisted pollination, (2) structures to attract pollinators, (3) protection of the seed...to be continued.


    Learning Check Kingdom Plantae Thurs Dec 17 (NEW DATE)

Wed Dec 9:
Please review our continued notes and discussion of Gymnosperms.  Also review the Angiosperms (seeded vascular plants with protection of egg in a fruit).

                                     Update the Summary Table
       Learning Check Kingdom Plantae Thurs De
c 17 (NEW DATE)


Tues Dec 8:
Please review our continued notes and discussion of the Ferns and Their Relatives (seedless vascular plants).  Review the fern lifecycle.  Also review Gymnosperms (seeded vascular plants with no protection of the egg).

                                Update the Summary Table
                   Learning Check Kingdom Plantae Tues Dec 15

Thurs Dec 3:
The graded Learning Check was returned.  Please review our continued notes and discussion of Division Bryophyta (seedless non-vascular plants.  Also review our discussion of Ferns and Their Relatives (seedless vascular plants).

                        Update the Summary Table

Tues Dec 1:
Students wrote the Kingdom Learning Check.  Please review our notes and discussion of Kingdom Plantae...Phylum Bryophyta (mosses, hornworts and liverworts).  Be familiar with examples, vascular vs non-vascular, dependency on water, dominant generation and reproduction.

                           Update the Summary Table

Mon Nov 30:
Please review our continued notes and discussion of Viruses.  Note the lifecycle of the T4 virus (bacteriophage).  Also review our detailed study of Kingdom Plantae.  Note the general lifecycle of plants (alternation of generations) and whether plants are gametophyte dominant or sporophyte dominant.

                     Learning Check - Kingdoms Tues Dec 1  


Wed Nov 25:
Please review our notes and discussion of Kingdom Plantae; the lifecycle of a fern.  Also review Kingdom Animalia and the lifecycle of a frog.  We then introduced the Viruses which are not included in the 6 Kingdom system of classification.

                        Update the Summary Sheet
                  Learning Check - Kingdoms Tues Dec 1  
          

Tues Nov 24:
Please review our continued notes and discussion exploring the lifecycle of black bread mold.  Also review our survey of Kingdom Plantae.

                            Update the Summary Sheet
                  Learning Check - Kingdoms Mon Nov 30

Fri Nov 20:
Please review our notes and discussion exploring Kingdom Fungi.  Note the lifecycle of black bread mold - Rhizopus.

                           Update the Summary Table

Thurs Nov 19:
Please review our continued notes and discussion exploring Kingdom Protista.  Note the lifecycle of Plasmodium; the protist that causes malaria. 

                             Update the Summary Table

Wed Nov 17:
This class was interrupted by the School Council student breakfast.  Students wrote the Classification Learning Check.  We then completed our study of Kingdom Archaea and started Kingdom Protista.

                              Update Your Summary Table

Mon Nov 16:
Please review our continued Survey of the 6 Kingdoms: (1) Kingdom Bacteria.  Note the following organizing headings: example, cell type, cell wall, body form, nutrition, nervous system, reproduction and locomotion.  We also started Kingdom Archaea...to be continued.

                           Learning Check Wed Nov 18


Fri Nov 13
: Students questions regarding the STSE were addressed.  Please review our notes and discussion exploring Limitations to Classification Schemes: (1) taxonomy is subjective, (2) organisms with characteristics of more than one group and (3) viruses.  Also review our introduction to the Kingdom Survey: (1) Kingdom Bacteria.
                            

                                  STSE Due Mon Nov 16
    "Classification By Application of Modern Technologies"

                          Learning Check Wed Nov 18


Tues Nov 10:
Please review our continued notes and discussion exploring Evidence Used To Classify Organisms: (4) Evidence From Biochemistry (DNA), (5) Evidence From Behavior and (6) Evidence From Cell Structure.

                                 Learning Check Wed Nov 18
STSE Due Mon Nov 16 - "Classification By Application of Modern Technologies"

Mon Nov 9:
Please review our notes and discussion exploring Evidence Used To Classify Organisms: (1) Evidence From the Fossil Record (radioactive dating), (2) Evidence From Anatomy (homologous structures), (3) Evidence From Comparative Embryology, (4) Evidence From Biochemistry (proteins)...to be continued.

Fri Nov 6: We completed our sample Dichotomous Tree and Dichotomous Key.  Students then completed a dichotomous key to the beetles on p. 111. 

Wed Nov 4:
We corrected the homework.  Please review our notes and discussion exploring Binomial Naming including proper format and the advantages of binomial names over common names.  We discussed the answer to p. 128 #15.  Also our discussion of dichotomous trees and dichotomous keys.  Know how to both use and build these.

          
Tues Nov 3: Please review our notes and discussion exploring classification including a definition of taxonomy, the Linnaean classification System (kingdom, phylum, class, order, family, genus and species) and the domain taxon.

                Homework p. 121 #5-7   p. 127 #4 


Fri Oct 30:
Graded Unit 1 tests were returned and discussed.
                      
                   
Thurs Oct 29:
Students wrote the Unit 1 test.


Wed Oct 28
: Students review questions were addressed in preparation for the test.  Please review our notes and discussion exploring the History of the 6 Kingdom System of Classification: (1) Aristotle (Animalia & Plantae), (2) Haeckel (Protista), (3) Copeland (Bacteria), (4) Whittaker (Fungi) and (5) Woese (Archaea).

                            Unit 1 Test - Thurs Oct 29

Mon Oct 26:
Student review questions from Unit 1 were addressed in preparation for the upcoming test.  Please review our introduction to Unit 2 - Biodiversity.  Know the Characteristics of Living Things: (1) made of 1 or more cells, (2) biogenesis, (3) growth & development, (4) metabolism, (5) requirement for water and (6) interact with environment and maintain homeostasis.

                           Unit 1 Test - Thurs Oct 29

Fri Oct 23:
The Potato / Osmosis Lab was collected for grading.  Please review our continued notes and discussion exploring Limits To Cell Size; (4) collision of reactants.  Also review Energy In Cells: (1) anabolism - photosynthesis in the chloroplast and (2) catabolism - cellular respiration in the mitochondria.  Be familiar with the ATP-ADP Cycle.

                            Unit 1 Test - Thurs Oct 29

Wed Oct 21:
We examined class data for "The Great Potato Experiment".  Please review our notes and discussion exploring Limits to Cell Size: (1) limits to diffusion, (2) control by the nucleus, (3) surface area to volume ratio...to be continued.

                          Potato Lab Due Fri Oct 23                              
                         Unit 1 Test - Thurs Oct 29

Tues Oct 20:
Students completed "The Great Potato Experiment"; an exploration of osmosis in plant cells.  Please review our continued notes and discussion of Cell Transport: (2) Active Transport (a) endocytosis...pinocytosis and phagocytosis as well as (b) exocytosis.  Students developed a flow diagram to summarize cell transport types.

                          Potato Lab Due Fri Oct 23

Thurs Oct 15:
Please review our continued notes and discussion of Cell Transport: (1) Passive Transport (b) osmosis - sample problems (c) facilitated diffusion. (2) Active Transport (a) endocytosis...pinocytosis...to be continued.

Wed Oct 14:
The graded learning check was returned.  Students completed and performed their Cell Rap Assignment.  Please review our continued notes and discussion exploring Cell Transport: (1) Passive Transport (a) diffusion, (b) osmosis ...to be continued.


Thurs Oct 8:
Students completed the Learning Check.  Students then worked on and performed their cell raps exploring organelle function.  Please review our notes and discussion exploring transport in cells: (1) Passive Transport (a) diffusion.

Wed Oct 7:
Please review our continued notes and discussion exploring the Organelles of the Eukaryotic Plant Cell: (3) Plastids (Chloroplasts).  For the remainder of the period students worked on a Cell Rap Assignment.


              Learning Check - Cell Organelles Thurs Oct 8

Mon Oct 5:
Please review our continued notes and discussion of the Cell Membrane.  Be familiar with the Fluid Mosaic Model of the membrane (see the animation below).  Also be familiar with the additional organelles present in a Eukaryotic Plant Cell: (1) Cell Wall, (2) Central Vacuole...to be continued.


http://www.stolaf.edu/people/giannini/flashanimat/lipids   /membrane%20fluidity.swf


    Learning Check - Cell Organelles Thurs Oct 8


Fri Oct 2:
Please review our continued notes and discussion of Organelles of the Eukaryotic Animal Cell: (12) cilia / flagella and (13) cell membrane.  Be familiar with the cell membrane and its selective permeability, and phospholipid bilayer structure.

               Learning Check - Cell Organelles Thurs Oct 8


Wed Sept 30:
Please review our continued notes and discussion exploring the organelles of the Eukaryotic Animal Cell: (6) mitochondria, (7) lysosome, (8) vesicles, (9) vacuole, (10) cytoplasm, (11) cytoskeleton...to be continued.

Tues Sept 29:
Microscope labs were collected.  Please review our notes and discussion exploring the organelles of the Eukaryotic Cell (Animal): (1) nucleus, (2) nucleolus, (3) ribosomes, (4) endoplasmic reticulum, (5) Golgi apparatus...to be continued.  Compare the organelles of the cell to the parts of a functioning town.

Check out the animated cell link:
                             http://www.cellsalive.com/cells/cell_model.htm

Mon Sept 28:
We discussed solutions to the Types of Microscopes Worksheet.  Please review our notes and discussion exploring the differences between Prokaryotic and Eukaryotic Cells.  Note (1) examples, (2) nucleus / nucleoid, (3) structure / size, (4) organelles / no organelles and (5) DNA type.

                      Microscope Lab Due - Tues Sept 29
       Questions #1-10a plus Size Estimate & Biological Drawing



Thurs Sept 24:
Please review the various Types of Microscopes exploring their use, magnification, illumination, suitable specimens, specimen thickness, specimen mounting, focusing and depth of field.  This information is contained in a handout table.  Students then completed a worksheet covering on this material.


                    Complete Your Microscope Worksheet                      
                        Microscope Lab Due - Tues Sept 29
       Questions #1-10a plus Size Estimate & Biological Drawing


Wed Sept 23:
The microscope learning check was returned.  Please review our notes and discussion exploring how to construct a Scale Biological Drawing.  Students then completed a biological drawing of an onion cell.

                         Microscope Lab Due - Tues Sept 29
       Questions #1-10a plus Size Estimate & Biological Drawing


Mon Sept 21:
Students wrote the Microscope Learning Check.  For the remainder of class students prepared wet mounts of onion cells and estimated their biological size.

Fri Sept 18:
The Learning Check was returned.  Please review our continued notes and discussion of Core Lab 1 - The Microscope.  Note the concepts: (4) working distance, (5) resolving power, (6) image inversion, (7) specimen and (8) wet mount.  Students were instructed in the wet mount procedure.  Students also studied the procedure for calculating Biological Size of a specimen.
Note the sample calculations!   Finally students practiced focusing with the microscope by examining an amoeba under the microscope. 


   Learning Check - Parts & Functions of Microscope Mon Sept 21


Thurs Sept 17:
Students wrote the Learning Check.  Please review our continued work on Core Lab 1 - The Compound Light Microscope. Note the terms (1) total magnification (know the calculations), (2) field of view, (3) depth of field...to be continued.

Learning Check - Parts & Functions of Microscope Mon Sept 21

Tues Sept 15
: Please review our continued notes and discussion of scientists that contributed to the Cell Theory: (2) Leeuwenhoek, (3) Brown, (4) Schleiden, (5) Schwann, (6) Braun and (7) Virchow.  Be able to identify the four points of the Cell Theory.  We introduced Core Lab 1 - The Compound Light Microscope by examining microscope parts and functions.

                       Learning Check - Thurs Sept 17

Mon Sept 14:
Please review our continued notes and discussion of the spontaneous generation / biogenesis debate: (2) Redi, (3) Needham, (4) Spallanzani, and (5) Pasteur.  Also note scientists that contributed toward the formulation of the Cell Theory: (1) Hooke...to be continued.

Thurs Sept 10: Welcome to the course.  I am looking forward to working with you throughout the year.  Today students were assigned textbooks and course descriptors were distributed.
  We started Unit 1 - Matter and Energy for Life (The Cell).  Please review the two main theories explaining the origin of life: spontaneous generation and biogenesis.  Note the scientists that supported these theories and their work / experiments: (1) Aristotle...to be continued.

 
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