After DNA fragments with matching sticky ends are temporarily joined by complementary base pairing, the union can be made permanent by the "pasting" enzyme

A) DNA ligase.
B) DNA polymerase.
C) Cas9.
D) reverse transcriptase.


Answer: A

Biology & Microbiology

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How does transcription inhibition differ between prokaryotes and eukaryotes? Describe the two mechanisms used by eukaryotes to direct the enhancers toward certain promoters and away from others

What will be an ideal response?

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a. the cytoskeleton b. the capsule c. the plasma membrane d. the extracellular matrix

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A. genetic variation B. crossing over C. meiosis D. mitosis

Biology & Microbiology