The basal body is comprised of which structural component(s) of flagella?
a. Rod
b. Filament
c. Rod and Rings
d. Rings
e. Rod and Hook
f. Hook
Answer: c. Rod and Rings
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What occurs when the Northern Hemisphere is most tilted away from sun and has its shortest day?
a. winter solstice b. summer solstice c. spring equinox d. autumn equinox e. both solstices
Consider the structure of a typical nerve cell. The nucleus is found in the ______ and the axon branches to form a number of ________
a. dendrites; cell bodies b. dendrites; synapses c. cell body; dendrites d. cell body; synapses e. axon; synapses
In most cases, cancer-causing mutations ____
a. accumulate over a number of years b. accumulate very quickly within a single cell c. metastasize within a short time d. must all occur on the q arm of a chromosome e. occur during the G0 phase of the cell cycle