Cones are used for
A. dim light vision
B. bright light vision
Answer: B. bright light vision
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In a synapse, a neurotransmitter is released _____
A) in response to an action potential depolarizing the presynaptic membrane B) when threshold potential is reached C) when enough voltage-gated sodium channels open to release calcium into the synapse D) through gap junctions joining the synaptic membranes
In temperate-zone lakes, a __________ and a fall
overturn cause vertical mixing of waters and trigger a burst of productivity. Fill in the blank(s) with the appropriate word(s).
Large cellular polymers assembled by chemically linking monomers together are called ____
a. carbohydrates b. lipids c. proteins d. nucleic acids e. macromolecules
The term for the use of microorganisms to restore damaged environments is
A. epidemiology. B. bioremediation. C. chemotherapy. D. serology. E. ecology.