The depth distribution of algae is limited by:
a. temperature.
b. pressure.
c. pH.
d. light quality.
e. salinity.
D
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What would be the effect on in vitro transcription if you replaced the entire TFIID protein with the single subunit TBP?
A. Transcription could not be terminated B. The initiation complex could not form C. RNA polymerase II would never be recruited to carry out elongation D. There would be no effect
Net primary productivity is greater in the open ocean than along the coast
Indicate whether the statement is true or false
Most of the atmospheric oxygen occurs as a result of photosynthesis. From which of the following molecules is the oxygen derived?
A. NADH B. glucose C. carbon dioxide D. chlorophyll E. water
The gene frequencies of a population can be expected to change if
A. the population is small. B. no mutation occurs. C. no migration occurs into or out of the population. D. random mating occurs.