Organisms or fluids attempting to enter the cell body of a neuron must first pass through the ______
a. myelin sheath
b. cell membrane
c. axon
d. dendrite
b
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In typical prenatal development,
a. male embryos look very different from female embryos, beginning 2 weeks after conception. b. prenatal hormone levels are very different for males and females, beginning 1 month after conception. c. the internal reproductive system develops prior to the external genitals. d. almost all components of the reproductive system develop during the last 6 weeks before birth.
The __________ contains the ossicles, the three smallest bones in the human body
a) cochlea b) inner ear c) middle ear d) outer ear
The conclusion that boys are more aggressive than girls may be too simplistic and may only
apply to a. friendship aggression. b. large group aggression. c. physical aggression. d. cross-gender aggression.
What is synaptic pruning and is it normal?
What will be an ideal response?