Many chemotherapy drugs act by arresting the cell in m phase of the cell cycle.
a. true
b. false
Answer: a. true
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The organism causing giardiasis is a
A) gram-negative spirochete. B) flagellated protozoan. C) retrovirus. D) type of yeast.
The function of corticotropin-releasing factor (CSF) is to stimulate:a
the release of adrenocorticotropic hormone. b. gluconeogenesis. c. adrenaline release. d. glycogen synthesis. e. the inflammatory response.
When two adjacent thymine molecules are joined by a covalent bond as a result of exposure to UV light, this structure is referred to as a
Thymine couplet Thymine dimer Thymine duplex Thymine doublet
Adaptations include all of the following EXCEPT
A) larger body size in male gorillas, which fight over females. B) inborn migratory behavior of young birds born in the Arctic. C) reduced heart rate and oxygen consumption in seals that dive deep for long periods of time. D) teaching a pet parrot to talk.