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NS 1011B: Introduction to Biology: Cells and Organisms

Spring '08 Syllabus

Week 12 Schedule

April 14 - 18

Monday Tuesday Wednesday Thursday Friday

14

Lab: Blood typing

 15

Office Hours: Test review

 

 

16

Genetics Problems

17

Chromosomes and karyotypes

Human genetic disorders

18

Test 3

 

Homework This Week:

For Monday, Apr. 14
 Study for Test 3

For Wednesday, Apr. 16
 Read ch. 8.7-8.10, pages 185-195.  (This was assigned for last Friday, 4/11.  We didn't get to it then.)

Answer the following questions (also available as a Word document in the class shared folder):

  1. Nondisjunction is due to a mistake in which phase of which process?
     
  2. Although sickle cell anemia is considered a recessive trait, heterozygotes do display some phenotypic differences from homozygous dominant individuals.  What differences are those?

For Thursday, Apr. 17
 Read ch. 2.1-2.5, pages 21-30.

Answer the following questions (also available as a Word document in the class shared folder).

  1. Who was Charles Darwin?
     
  2. Explain two pieces of evidence which Darwin saw.
     
  3. Explain, in your own words, the idea of natural selection.  How is this similar to artificial selection?  How is it different from artificial selection?

For Friday, Apr. 18
 Study for Test 3

For Monday, Apr. 21
 NO Classes: Long Weekend

For Wednesday, Apr. 23
 Read ch. 13.1-13.2, pages 269-275.

Answer the following questions (also available as a Word document in the class shared folder).

  1. State in your own words the six steps of natural selection.
     
  2. What is the difference between macroevolution and microevolution?
     
  3. What is the source of variation in a species which can then lead to natural selection?
     
  4. The human arm and the forelimb of a horse are homologous structures.  What does this mean?


 

Vocabulary This Week:
 

chromosome

banding pattern

centromere

karyotype

polyploidy

aneuploidy

nondisjunction

Down syndrome

mutation

pedigree

hemophilia

sickle-cell anemia

Tay-Sachs disease

Huntington's disease

Charles Darwin

natural selection

evolution

Galapagos Islands

artificial selection

adaptive radiation

For more vocabulary, see test review page. 

 

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