2) Which of the following is an example of a psychological adaptation? A) Prefer

Question

2) Which of the following is an example of a psychological adaptation? A) Preferring sugary and fattening foods. B) The ability to form calluses due to friction on the skin. C) Threatening a potential rival for a mate. D) Both A and C SYC E) Both B and C. 3) Which of the following is supports a genetic contribution to a behavior? A) Dizygotic twins have a higher heritability coefficient than do monozygotic twins. B) Monozygotic twins have a higher heritability coefficient than do dizygotic twins. C) Heterozygotic twins have a lower heritability coefficient than do monozygotic twins. D) Adopted children resemble their adopted families with regard to a trait. E) None of the above are correct 4) Studies that examine the effecet of matenal behavior in rats during the first week of life suggest that: A) Maternal licking and grooming increases the offispring's hormonal response to stress. B) Maternal licking and grooming decreases the offspring's hormonal response to stress. C) Maternal licking and grooming has no significant effect on the offspring's stress response. D) Maternal licking and grooming increases the offspring's chances of reproductive success by producing shiny coats. E) None of the above. 5) Studies of pregnant women during periods of famine found that A) Starving pregnant women gave birth to smaller babies. B) The offspring of starving pregnant women tend to have a higher risk of obesity C) The offspring of starving pregnant women tend to have a lower risk of obesity D) Both A and B. E) Both A and C. 8 0

Explanation / Answer

2. The correct answer is Option C. Threading a potential rival for a mate is an example of psychological adaptation.

3. The correct answer is Option B. Monozygotic twins having a higher heritability coefficient than dizygotic twins supports evidence for genetic contribution to behaviour.

4. The correct answer is Option B. Maternal licking and grooming decreases the offspring’s hormonal responses to stress.

5. The correct answer is Option C. Both A and B can occur if a woman experiences malnutrition and starvation during pregnancy.

Please post the other questions separately as we are supposed to answer just one question or four sub parts of a question.

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