Reproductive Behaviors

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Question 1
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True/False

 Catherine is studying the two categories of sex hormones: androgens and progesterones.

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Question 2
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True/False

 Hormones are capable of inducing long-lasting changes throughout the body.

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Question 3
Free
True/False

 Wonda (a female) produces estrogens, while Dalton (a male) does not.

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False

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Question 4
Free
True/False

 Progesterone prepares the uterus for the implantation of a fertilized ovum and promotes the maintenance of pregnancy.

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Question 5
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True/False

 Organizing effects of hormones usually occur early in development.

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Question 6
True/False

 Refugio's wife just had a baby. Very likely, his level of testosterone has decreased and prolactin has increased.

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Question 7
True/False

 Nature's "default setting" is to make every mammal a female in its external anatomy.

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Question 8
True/False

 In humans, testosterone produces its organizing effects on the hypothalamus by itself.

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Question 9
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 Testosterone levels continue to increase throughout a human male's lifetime.

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Question 10
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 Drugs that reduce testosterone levels in males will most likely reduce their sexual behavior.

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Question 11
True/False

 Men are more likely to choose a partner based on age whereas women choose a partner based on size.

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Question 12
True/False

 In general, men are more jealous of sexual infidelity than women.

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Question 13
True/False

 Betsy has CAH. Compared to other girls without CAH, Betsy is more likely to participate in activities that are viewed as "masculine."

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False
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Question 14
True/False

 Androgen insensitivity syndrome leads to a genetic male with a female external appearance of the genitals.

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Question 15
True/False

 There are obvious differences in external anatomy of homosexual humans compared to heterosexual humans.

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Question 16
Multiple Choice

 Two major classes of sex hormones are ____ .

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A
luteinizing hormone and follicle-stimulating hormone
B
dopamine and serotonin
C
steroids and thyroid hormones
D
androgens and estrogens
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Question 17
Multiple Choice

 Professor Eisenhower explains to her class that the steroid hormones (like androgens) produce effects by _____ .

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A
disrupting cell membranes
B
opening ion channels
C
increasing blood pressure
D
entering cells and affecting gene expression
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Question 18
Multiple Choice

 Which hormone(s) is/are likely to be found more abundantly in females than in males?

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A
Peptide hormones
B
androgens
C
Progesterone
D
Estrogens
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Question 19
Multiple Choice

 Fritz is a male. He is more likely to have greater levels of _____ than his sisters.

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A
androgens
B
estradiol
C
SRY
D
progesterone
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Question 20
Multiple Choice

 Which is true of androgens and estrogens?

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A
Only males have androgens; only females have estrogens.
B
Only males have estrogens; only females have androgens.
C
Males and females have androgens and estrogens in similar amounts.
D
Males and females both have androgens and estrogens, but in different amounts.
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