The idea that homosexuality evolved as a way to aid the continuation of the homosexual person's genes through the nurturance of other family members, such as nieces and nephews, is called the ____________ hypothesis
a. family support
b. kin selection
c. sexual support
d. kin evolutionary
b
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A correlation coefficient shows that smoking and life expectancy are indeed related. As a result, a researcher could predict _____________ if the direction of the relationship is known
a) if a person smokes a lot of cigarettes, he or she will have less money monthly to buy gas b) the person's life expectancy will go up or down based on the number of cigarettes the person smokes daily c) if a person smokes cigarettes, he or she will eventually develop lung cancer d) a person's lungs will repair themselves and he or she will live a longer life
Suppose that a human female is accidentally exposed to a poison at one of four different points in development
If the effect of the poison is that it interferes with meisosis, at which point in the lifespan would we expect it to have the most disruptive effect? a. in the prenatal period, since this is when ova are forming b. in the first year after birth, since this is when brain growth is most rapid c. during early adulthood, since this is when conception of a child is most likely to happen d. in older adulthood, since body cells are most vulnerable at the end of the lifespan
Jennifer has been diagnosed with
spinocerebellar degeneration. The first stage of the disease involves tremors and unsteady gate. In the later stages, she will be unable to stand, walk, and will be uncoordinated in her movements. This disease affects the part of the brain called the ________. a) hippocampus b) amygdala c) cerebellum d) cerebral cortex
As a proponent of the diathesis-stress theory, Dr. Leung would predict that if stress is the sole contributor to depression, then in a group of 100 individuals all carrying the same "at-risk gene" for depression who live in a stress-free world, _____ individuals would develop depression.
A. no B. 25 C. 50 D. 100