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Author Question: Red-green color blindness is a sex-linked recessive trait in humans. Two people (Read 669 times)

Hungry!

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on: Jun 21, 2013
Red-green color blindness is a sex-linked recessive trait in humans. Two people with normal color vision have a color-blind son. What are the genotypes of the parents?
A) XcXc and XcY
B) XcXc and XCY
C) XCXC and XcY
D) XCXC and XCY
E) XCXc and XCY


camila

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Reply #1 on: Jun 22, 2013
100% it's E, don't forget to gimmi a thumbs up :D


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Hungry!

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Reply #2 on: Aug 13, 2013
Thanks so much, you were right on.


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