DNA polymerase III Select one: a. is needed for adding nucleotides during mRNA synthesis. b. synthesizes new DNA only in the 5' to 3' direction. c. cannot add nucleotides to the lagging strand. d. synthesizes an RNA primer. Clear my choice Previous page

b. synthesizes new DNA only in the 5' to 3' direction.

Explanation:

DNA Polymerase III is involved in replication of DNA, it is involved in the proofreading of the replication mistakes by activity reading 3' to 5' and synthesizing 5' to 3' . It can add nucleotides to the strand at the rate of about 1000  nucleotides per second.

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consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.