The biological clock controlling circadian rhythms must ultimately _____

A) depend on environmental cues
B) affect gene transcription
C) stabilize on a 24-hour cycle
D) speed up or slow down with increasing or decreasing temperature


B

Biology & Microbiology

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Short-day plants are those that flower only when the night period of a plant is

A. longer than a defined period. B. shorter than 12 hours.C. followed by short periods of light interruptions. D. less than that in summer. E. longer than 12 hours.

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Discuss some of the differences between organisms in the domains Bacteria and Archaea

What will be an ideal response?

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where is HPV located?

What will be an ideal response?

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To be scientifically valid, a hypothesis must be

A) part of a theory. B) controlled. C) reasonable. D) testable and falsifiable.

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