In a population of 200 mice, brown fur is dominant to gray fur. If 120 of the 200 mice have brown fur, what is the frequency of mice that are heterozygous?
A. 37%
B. 23%
C. 63%
D. 46.%
Answer: D. 46.%
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Indicate whether the statement is true or false.
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Indicate whether the statement is true or false.
Ornamental hydrangeas are well known to produce either blue or magenta flowers, depending on soil pH. This may be a good example of a discrete trait influenced by
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A male with an X-linked recessive disorder mates with a female who is a carrier for this same X-linked recessive disorder. Which of these is the correct expected frequency of this disorder in their children?
A. 50% frequency in the sons B. 50% frequency in the daughters C. 50% frequency in both the sons and the daughters D. 100% frequency in the sons