Methylation
a. affects gene expression.
b. can be affected by stress.
c. can be affected by diet.
d. all of these answers are correct
D
Psychology
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Tarah and her friends frequently engage in conversations about sexuality and romance. This aspect of close friendship
A) provides opportunities to explore the self. B) provides a foundation for future intimate relationships. C) helps young people deal with the stresses of everyday life. D) improves attitudes toward and involvement in school.
Psychology
Which of the following groups have some health problems and difficulties with daily activities?
a) Young old b) Middle old c) Old old d) Oldest old
Psychology