__________ is a signal that generates a response without any processing in the brain.

a. Reflex arc
b. Synapse
c. Sensory neuron
d. Central nervous system
e. Peripheral nervous system


Answer: a. Reflex arc

Biology & Microbiology

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Which of the following would NOT be a

translocation sink?

a. developing fruit b. apical meristem c. root tips d. heartwood e. vascular cambium

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Lakes become eutrophic by 

A. accumulation of organic matter. B. loss of organic matter. C. circulation of water in the lake. D. free exchange of water with outside sources. E. an increase in the number of organisms.

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What will be an ideal response?

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In the analogy where the liver is like the sewage treatment plant, the kidneys are like

A. the trucks that take the waste out of town. B. trash cans where the waste is stored. C. the people who produce the waste. D. the trucks that carry the waste from the people who produce it to the treatment plant. E. trucks that produce the waste.

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