Anyail1
Answered

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Question 4
During the process of transcription, which of the following events occurs directly after RNA polymerase recognizes the transcription start site of a gene?
A. A Free-floating nucleotide pairs up with the exposed DNA bases

B. A The DNA strand begins to unwind, separating the two strands.

C. A A complimentary RNA strand detaches itself from the DNA.

D. A The polymerase strings amino acids into a polypeptide.

Sagot :

moocow122508

Answer:

B

Explanation:

the begin to unwind because of the amino acid

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