_________ studies help disentangle the correlational limitation of interpreting passive genotype ? environment effects.
a. Adoption
b. Longitudinal
c. Cross-sectional
d. Ethnographic
a. Adoption
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Reed conducted research demonstrating that people had difficulty locating a parallelogram in their mental image of a six-sided star. This research
a. supports the analog position on mental images. b. demonstrates that mental images require a four-stage processing sequence. c. supports the idea that we use verbal descriptions to store mental images. d. demonstrates that we must reject both the analog and propositional views of mental imagery.
A "Hebbian" synapse is one in which ____
a. activity at that synapse strengthens the response of the postsynaptic neuron to all of its synapses b. repeated use of the synapse over a limited period of time leads to habituation c. calcium flows into the cell while magnesium flows out of the cell d. activity of the synapse, paired with an action potential in the postsynaptic cell, strengthens that synapse
Female secondary sex characteristics include all of the following except:
a. pubic hair growth. b. facial hair. c. enlarged breasts. d. growth spurt.
Yellowing of the lens and increasing density of the vitreous causes __________ and __________
A) reduced sensitivity to bright lights; heightens color discrimination B) difficulty adjusting to different distances; heightens color discrimination C) increased sensitivity to lights; limits color discrimination D) serious eye disorders; blindness