The hemophilia gene is located 12 map units from the red-green colorblindness gene on the X chromosome. Red-green colorblindness is recessive to normal color vision. A woman with normal blood clotting and normal color vision, but whose father was a hemophiliac and whose mother was red-green colorblind, marries a man who is not a hemophiliac and is not colorblind.

Question

What percent of their children will be colorblind and have hemophilia? Show work ?

Answer 1

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Answer 2

The hemophilia gene is located 12 map units from the red-green colorblindness gene on the X chromosome. Red-green colorblindness is recessive to normal color vision. A woman with normal blood clotting and normal color vision, but whose father was a hemophiliac and whose mother was red-green colorblind, marries a man who is not a hemophiliac and is not colorblind.

What percent of their children will be colorblind and have hemophilia? Show work

Answer 3

Since Jiskha does not have a regular biology tutor, you might try this site.

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http://www.khanacademy.org/
Scroll down to the Biology section and see if there's a section that'll help.

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