amber_michal_121008.pdf

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Department
Biology (Biological Sciences)
Course
BIOL201
Professor
Michael Harrington
Semester
Fall

Description
PAL SESSIONS!  Week of October 8 , 2012  th Mendel’s Genetics    1.  Explain the concept of dominant vs. recessive.            2. I have some flowers in my garden.  Some are true­breeding purple.   Some are true­breeding pink.  When I cross the two together I get 100%  pink progeny.  What does this mean?  Draw a Punnett square to explain.                  3. Tyrion Lannister (yes, I’m being hip) has achrondroplasia, which is  caused by a dominant mutation in a gene called FGFR3.   Achrondroplasia causes dwarfism.  I am curious as to his genotype and  want to perform a testcross to determine it.  Draw out this cross,  indicating the phenotype of the recessive tester.  (Bonus brownie points  for who can
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