When the neuronal membrane is at rest, the sodium channels ____
a. permit sodium ions to pass quickly and easily
b. are at equilibrium with potassium channels
c. are closed, so there is almost no flow of sodium
d. allow sodium to leak out as a steady, continuous drip
c
Psychology
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The part of the nose that exists in many mammals that is responsible for the reception of pheromones is called the __________ organ
a. epithelial b. pheroreceptive c. vomeronasal d. olfactory
Psychology
Special protective structures located on the tips of the chromosomes, that become shorter with each cell division, and may be linked to the aging process, are ______
a. free radicals c. ribosomes b. telomeres d. carbon tubes
Psychology