The breeding of pit bulls for aggressiveness is an example of
(a) natural selection (b) artificial selection
(c) correlation (d) the effect of the lack of variation in
evolutionary biology
B
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Robert is Italian. Although he wants to date Karen he does not, because his parents want him to date only Italian girls and Karen is Irish. At which of Kohlberg's stages does Robert appear to be operating?
A. stage 2 B. stage 3 C. stage 4 D. stage 5
Which process is more typical of a metabotropic effect than an ionotropic effect?
A. Producing inhibitory effects on the postsynaptic cell B. Influencing the speed of conduction by the postsynaptic cell C. Producing long-lasting effects on the post-synaptic cell D. Controlling sensory processes
The HPA axis involves which three structures?
a. Hippocampus, pituitary gland, adrenal glands b. Hypothalamus, pineal gland, adenoids c. Hippocampus, pineal gland, adrenal glands d. Hypothalamus, pituitary gland, adrenal glands
According to the text, the most significant thing that genes do is:
a. determine how the brain will be constructed b. build proteins c. keep the organism alive by regulating physiological processes d. produce sperm and ova so organisms can reproduce