In the lac operon, cAMP binds to:

a. lacZ.
b. lacA.
c. lacY.
d. the operator.
e. CAP.


e

Biology & Microbiology

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RNA splicing joins together the coding regions of messenger RNA in their original linear order after the removal of introns

A. true B. false

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What is the structure aerenchyme in sea grass equivalent to in brown algae?

a. Gas bladder b. Thallus c. Holdfast d. Blade

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Which factor is the primary control of productivity in aquatic systems?

A) temperature B) precipitation C) light D) salinity

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The F2 offspring of a classic Mendelian monohybrid cross between homozygous dominant and homozygous recessive parents would produce the genotype(s)

A. AA, Aa, and aa. B. Aa and aa. C. AA only. D. AA and Aa. E. Aa only.

Biology & Microbiology