Olfactory centers are responsive to
a. touch.
b. smell.
c. taste.
d. sound.
e. sight.
B
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True or false: Kidneys are well adapted for osmoregulation because they receive a large fraction of the blood leaving the heart at each heartbeat
A. true B. false
The chromosomes have arrived at opposite poles during
a. anaphase. b. metaphase. c. interphase. d. prophase. e. telophase.
At night, faint objects are best seen when not looked at directly. What is the basis of this phenomenon?
A. Rhodopsin is transported away from the fovea at night. B. Cis-retinal builds up in the fovea at night, and is degraded during the day. C. Cone photoreceptors are most sensitive in dim light, and few cones are present in the fovea. D. Rod photoreceptors are most sensitive in dim light, and few rods are present in the fovea. Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about vision? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which of the following characteristics is NOT a distinguishing feature of all primates?
Select one: a. opposable thumb b. fingernails c. usually single birth d. extended period of parental care e. expanded hindbrain