Homework Help: 7th grade science

Posted by SkaterGirl on Wednesday, January 5, 2011 at 9:41pm.

A woman with normal color vision has a colorblind daughter. What are the genotypes and phenotypes of BOTH parents?

7th grade science - SraJMcGin, Thursday, January 6, 2011 at 12:27am
Please see some of the following links:

http://search.yahoo.com/search?fr=mcafee&p=a+woman+with+normal+color+vision+has+a+colorblind+daughter.++What+are+the+genotypes+%26+phenotypes+of+BOTH+parents%3F

Sra
7th grade science - ur helper, Sunday, January 9, 2011 at 4:55pm
The mother would have to be a carrier of colorblindness and the father would have to have a colorblind chromosome on the X of his XY make up.. so it would be
mother: 'XX
father: 'XY

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