Vitamin-D resistant rickets is a sex-linked dominant trait which leads to...

Brantley

New member
...softening of the bones which can cau? A. Yes because this is a dominant disease so only one copy of the bad gene is needed to express the disease. Males only need one pair of the recessive alleles for expression
B. No because 2 copies of the gene are needed for a woman to display symptoms of an X-linked trait.
C. Yes because a daughter always expresses X-linked traits that she inherits from her from her father.
D. No, only male children will exhibit X-linked traits.
E. Yes, because Maria's mother is likely a carrier for the disease.
 
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