MicroRNAs are:

P. synthesized as long pri-miRNAs;

Q. transcribed by RNA polymerase II;

R. synthesized from pre-microRNAs by an RNase III enzyme Drosha in the cytoplasm;

S. synthesized from pri-miRNAs by an enzyme Dicer in the nucleus.

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#Question id: 23187

#Unit 13. Methods in Biology

Which of the following is true about photoactivable fluorescent proteins?

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#Question id: 2945

#Unit 2. Cellular Organization

Separation of spindle poles during spindle formation and anaphase B most likely depends on which of the following?

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#Question id: 2660

#Unit 2. Cellular Organization

In the lactose operon, the molecule that causes the repressor to fall off the promoter is which of the following?

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#Question id: 11099

#Unit 7. System Physiology – Animal

In the mammalian alveoli, the partial pressure of O2 is _______ that of atmospheric air and the CO2 partial pressure is _______ that of atmospheric air

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#Question id: 11635

#Unit 8. Inheritance Biology

Given below, is the result of a complementation test for eight independent mutants (1 to 8).