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Chapter 15

Question:

A man who is an achondroplastic dwarf with normal vision marries a color-blind woman ofnormal height. The man's father was six feet tall, and both the woman's parents wereof averageheight. Achondroplastic dwarfism is autosomal dominant, and red-green color blindness is X-linked recessive.

How many of their daughters might be expected to be color-blind dwarfs?

A) All

B) None

C) Half

D) One out of four

E) Three out of four

Answer:

B) None



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Last update by mayur on 03/27/2014
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Chapter 15
Chapter 15
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Question: A man who is an achondroplastic dwarf with normal vision marries a color-blind woman ofnormal height. The man's father was six feet tall, and both the woman's parents wereof averageheight. Achondroplastic dwarfism is autosomal dominant, and red-green color blindness is X-linked recessive.How many of their daughters might be expected to be color-blind dwarfs? A) All B) None C) Half D) One out of four E) Three out of four
Answer: B) None