Which of the following is true of environmental estrogens?
A. They prevent sperm from maturing.
B. They cause sperm to mature too slowly.
C. They increase the fertility of men.
D. They can be found in beer and pesticides.
Answer: D
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A surge in cases of Toxic Shock Syndrome (TSS) in the late 1970s and early 1980s was likely caused by increased usage of ____
a. ultra high absorbency tampons c. ultra high absorbency sanitary napkins b. ultra low absorbency tampons d. ultra low absorbency tampons
Estrogen increases the deposition of fat around the buttocks and thighs, which is nature's way of ensuring that ____
a. women will have increased resistance to infection and disease b. men will be attracted to women, thus leading to more procreation and new offspring c. women have potential energy stores for menstruating d. women have potential energy stores for pregnancy and lactation
What can cause sperm to have structural abnormalities?
a. obstructed vas deferentia c. twisted spermatacord b. undescended testes d. insufficient spermatogenesis
A boy's first ejaculation is known as ________.
A. menarche B. gonadarche C. neotony D. adrenarche E. spermarche