Topics: Linked Gene Quiz
H= normal blood clotting
h=hemophilia
XHXh x XHY
What is the probability that any of their offspring will have hemophilia?
A. 4/4
B. 3/4
C. 2/4
D. 1/4
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Look at this cross: XB XB x Xb Y
What proportion/percent of the male children are colorblind?
A. 100%
B. 75%
C. 25%
D. 0%