Medical Quiz

Topics: Meiosis and intro to Genetics Quiz

Females have ____ and males have _____ chromosomes.
A. XX, XY
B. XY, XX
C. XX, XX
D. XY, XY

Select your answer:
     


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Colorblindness is a sex-linked recessive disorder. A normal woman whose father was colorblind marries a man with normal color vision. What percentage of their sons will be colorblind?
A. 0%
B. 25%
C. 50%
D. 100%