At many hippocampal synapses, long-term potentiation depends on the activation of which type of receptor?
a. NMDA
b. Nicotinic
c. GABA
d. Muscarinic
Ans: a. NMDA
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What appears to account for the differences between humans and chimpanzees?
A. We only share 2-5% of DNA sequences with chimpanzees. B. We are not closely related to chimpanzees. C. The genes in chimpanzees are fixed and ours are not fixed. D. More than 2-5% of our genes differ in expression patterns compared to what is seen in chimpanzees.
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A. lower estrogen B. lower testosterone C. higher estrogen D. higher testosterone
Critics claim that connectionist models have difficulty explaining ________ in children's language development
A) one-trial learning B) syntax C) pronunciation D) grammar
As the US population continues to grow in the number of older adults, the prevalence rate in the U.S. is expected to _________in numbers of people by the year_____
a. more than quadruple; 2040 b. more than double; 2040 c. stabilize; 2070 d. more than double; 2020