Poliovirus is most often transmitted via
A) contaminated water.
B) household pets.
C) mosquitoes.
D) droplets.
E) endospores.
A
Bloom's Taxonomy: Knowledge
Section: Viral Diseases of the Nervous System
Learning Outcome: 20.13
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Inhibitors of protein synthesis typically key on
A. peptidoglycan precursors. B. penicillin-binding proteins. C. ribosomes. D. porin proteins.
The reason that the steroid hormone aldosterone affects only a small number of cells in the body is that _____
A) only its target cells get exposed to aldosterone B) only its target cells contain aldosterone receptors C) it is unable to enter nontarget cells D) nontarget cells destroy aldosterone before it can produce any effect
Explain how radiometric dating allows scientists to determine the age of a particular fossil
What will be an ideal response?
The development of organisms is based on
a. which genes are active in a given cell. b. when the genes function. c. what gene products appear. d. the amount of cellular products generated. e. all of these.