The first signs of the infant's readiness to enter the social arena include which of the following?
a. Social smiling c. A peak in crying
b. Preference for facial scanning d. All of these
D
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The neurotransmitter GABA plays what role in drug use and addiction?
a. It acts as the "brain police" b. It acts as the "gatekeeper" c. It acts as the "transporter" d. It acts as the "stimulator"
Which of the following statements about the taste buds is correct?
A. Each taste bud responds best to one or two types of taste but also responds weakly to other tastes. B. Each taste bud responds only to one taste, but a group of different taste buds functions together to discriminate between tastes. C. There is no chemical that can stimulate more than one type of taste cell. D. Each taste bud responds to only one taste.
Standards for belief in science do not include
(a) being skeptical of claims that go against empirical evidence (b) accepting only hypotheses with testable consequences as being scientific (c) having an "open mind," that is, thinking about observations with no prior theories or hypotheses to bias you (d) all of these are accepted standards for belief
Which term means "moving backward"?
A. retrograde B. antibody C. anterograde D. axoplasmic transport