Pleitropic genes, a specific gene or group of genes, affect
A) only one trait.
B) more than one trait.
C) emotional disposition in individuals.
D) cognitive abilities, causing delayed development.
B) more than one trait.
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What is the most common form of family in Western societies?
a. Empty-nest family b. Extended family c. Step-family d. Nuclear family
If we take all possible samples from a normally distributed population, which of the following sample sizes will yield the smallest variation in the means of the samples?
a. 1 b. 85 c. 120 d. 5 e. 15
The tendency to forget minor annoyances and remember pleasures of a positive experience more vividly over time is referred to as ____________
a. positive reconstruction b. negative reconstruction c. a schema d. rosy retrospection
Dion and Lucetta have just had their first child. According to Gutmann's principle of the parental imperative, what effect (if any) will this new arrival have on Dion's behavior?
a. He will spend more time at home than he did before the child's birth. b. He will spend more time focused on his work than he did before the child's birth. c. He will spend more time interacting with his own parents. d. It will have no effect.