Which statement is true of the sex chromosomes?
A. The Y chromosome controls the development of the male sex glands.
B. The Y chromosome contains the blueprints for male fetus development.
C. The Y chromosome contains the blueprints for the female fetus.
D. The mother donates her Y chromosome to form a female fetus.
Answer: A
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A professor of women's studies is interested in determining if stress affects the menstrual cycle. Ten women are randomly sampled for an experiment and randomly divided into two groups. One of the groups is subjected to high stress for two months while the other lives in a relatively stress-free environment. The professor measures the menstrual cycle (in days) of each woman during the second
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Fill in the blank(s) with the appropriate word(s).
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