All of the following are part of the mechanism of action of alpha and beta interferons EXCEPT
A) they bind to the surface of uninfected cells.
B) they are effective for long periods.
C) they initiate manufacture of antiviral proteins.
D) they disrupt stages of viral multiplication.
E) they initiate transcription.
B
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Which of the following ecological locations has the greatest species diversity?
A) tundra B) deciduous forests C) tropical rain forest D) grasslands E) islands
The expression of different phenotypic traits for a given genotype under different environmental conditions is referred to as
A) acclimation. B) phenotypic plasticity. C) developmental plasticity. D) habituation.
The term expressivity defines the percentage of individuals who show at least some degree of expression of a mutant genotype
Indicate whether the statement is true or false
Ozone molecules in the stratosphere shield the Earth from damaging UV radiation. Indicate whether the statement is true or false