Answers to Genetics Review

Here are the answers to the review sheet.  You need to turn in the Review Sheet, with work shown, before the test on Thursday.

1.  a)  PPLlx PPLl, PPLl x ppLl, PPLl x PpLl and other options
b)  ppLl x ppLl
c)  PPLL x ppll, PPLL x PPLL, PPLL x PpLl and many other options
d)  PpLl x Ppll
f)  PpLl x PpLl

2.  a)  1/256   b)  1/16   c)  1/64    d)  1/128
3.  1/9
4.  3 purple, 5 white
5.  9 A+, 3 A-, 3 O+, 1 O-
6.  a)  because the genes were linked on the same chromosome and did not sort independently
b)  0.6 %

The Genetics Test is going to be on Thursday, 2/21.  On Tuesday, you will be taking an OAKS test and starting DNA Replication.  Remember to study the 6 genetics disorders, know how to do a dihybrid Punnett Square, and know how to do a Chi-squared test and interpret it.  See Review Sheet for other questions.