Question 2 (2 pts): If nucleotides in a strand of DNA have single phosphate grou

Question

Question 2 (2 pts): If nucleotides in a strand of DNA have single phosphate groups linking them, why does DNA Polymerase III use deoxynucleoside triphosphate molecules as the precursor molecules? Question 3 (2 pts): Explain the problem posed by the moving replication forks of a replicon in terms of how DNA Pol IIl functions. Question 4 (10 pts): Draw in the newly synthesized DNA within the re . Draw arrows at ends of strands to indicate the direction of their · Label: Leading strand, Lagging strand, Okazaki fragments, RNA licon below rimers 3 3' 5

Explanation / Answer

Deoxyribonucleoside triphosphate has dual function

1) act as substrate for dna synthesis

2) dna formation is highly energy requiring process so last two phosphate group is used to provide energy.

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