75 Theoretically, what does facial symmetry tell you about a person? Select one:

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75 Theoretically, what does facial symmetry tell you about a person?

Select one:

a. That they are likely to be unfaithful in a romantic relationship

b. That their MHC proteins are excessively variable

c. That they have a relatively low level of homozygosity in the genes they possess

d. That they are a later-born child

76 Which of the following do evolutionary psychologists think is a potential handicap in human males?

Select one:

a. Having high testosterone levels

b. Having a masculine-looking jaw line

c. Having large feet

d. Being aggressive

Question 77

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77 Which of the following statements is consistent with the Handicap Hypothesis

Select one:

a. Peacocks without tails attract the most mates because they are able to find food and escape predators more easily than peacocks with large tails

b. Peahens should avoid mating with peacocks that have large tails because it indicates an error in the basic pattern of growth in the male

c. Peahens should mate with peacocks who have large, vibrantly colored tails because those males apparently possess qualities that allow them to thrive despite the burden of a large tail

Question 78

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78 How do MHC genes affect the body odor preferences of humans?

Select one:

a. There is no evidence that MHC genes affect the body odor preferences of humans.

b. People tend to prefer the body odors of people whose MHC genes differ from their own

c. People tend to prefer the body odors of people who have a very homogenous set of MHC genes.

d. People tend to prefer the body odors of people whose MHC genes are similar to their own

Question 79

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79 Which of the following types of contraception does not necessarily rely on hormones for its contraceptive effect?

Select one:

a. The patch

b. The pill

c. The morning-after pill (Plan B)

d. The IUD

Explanation / Answer

75 Theoretically, what does facial symmetry tell you about a person?

c. That they have a relatively low level of homozygosity in the genes they possess

This is because, the facial symmetry is a sign that the person possess good genes.

76 Which of the following do evolutionary psychologists think is a potential handicap in human males?

d. Being aggressive

This is because a fit person behaves altruistically as opposed to a potentially handicapped person who is more aggressive due to reduced genetic fitness.

77. Which of the following statements is consistent with the Handicap Hypothesis

c. Peahens should mate with peacocks who have large, vibrantly colored tails because those males apparently possess qualities that allow them to thrive despite the burden of a large tail.

Because according to the Handicap hypothesis, a tail attracts predators as well as the peahen mates. A peacock without a tail is less fit than a peacock with tail. The tail of the peacock signals the prospective mate that he is fit and has survived the attack of predators because the tail is still intact.

78.How do MHC genes affect the body odor preferences of humans?

b. People tend to prefer the body odors of people whose MHC genes differ from their own

This is because men with dissimilar MHC have more pleasing pheromones to attract the females.

79 Which of the following types of contraception does not necessarily rely on hormones for its contraceptive effect?

D. The IUD

Since it us a physical divice inserted into the female genitilia to prevent pregnancy.

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