Which of these is an example of an algorithm?
a. "When in doubt on a multiple-choice question, choose the longest answer.".
b. "To convert inches to centimeters, multiply by 2.54."
c. "When in doubt, assume that the more expensive product is the better one.".
d. "To guess which child is the oldest, choose the tallest.".
Answer is b. "To convert inches to centimeters, multiply by 2.54."
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Scientific evidence regarding the effects of aging on the nervous system seems to have changed over the last decade. Which statement below would NOT be supported by today's evidence?
a. Neurons are capable of changing with age. b. After a person reaches the age of 8, his or her neurons do not grow dendrites to make new connections. c. Some neuron pruning in old age may serve the same purpose as pruning in infancy. d. Scientists' estimates of daily neuron loss in old age have declined significantly in the last 20 years.
What is the term that describes the actions that neonates take when they extend their arms awkwardly toward an interesting object?
a. primordial grasping b. prereaching c. plantar reflex d. palmar reflex