Adolescence begins with _____
a. puberty c. pre adult transition
b. growth point d. sexual maturity
A
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Highly coordinated children are picked out at an early age by coaches and given special opportunities to excel at sports. Introverted children avoid frequent social situations and become unusually comfortable spending time alone. Both of these phenomena illustrate __________.
A. the power of the phenotype over the genotype B. genotype-environment correlations C. the polygenic effect of chromosomes on behavior D. how the environment shapes one's genetic endowment
Withdrawal from drugs of abuse often produce effects opposite to the drugs. For example, although alcohol is a central nervous system depressant, alcohol withdrawal may produce seizure activity. This pattern of withdrawal suggests that the brain is engaged in _____ to combat the effects of the drug.
A) plasticity B) neurogenesis C) homeostatic functions D) antagonist functions
Research studies that are intended to answer practical problems would be classified as ____
a. basic b. applied c. systematic d. necessary
The term brain plasticity refers to the fact that:
A) many of the same synthetic chemicals that occur in plastic are critical for normal brain functioning. B) certain types of neurons do not appear to age. C) the brain can change in structure or function to adapt to changes in sensory input. D) the brain is virtually indestructible.