Which enzyme is not required for prokaryotic DNA replication?

Electrophoresis to determine the length of DNA fragments

In a DNA double helix, the base pairs are planar

 Proteins can recognize specific sequences of bases in double stranded DNA because

Adenine is a purine

questions 41-45: Consider the five carbons in a deoxyribose sugar that is in the middle of a DNA strand.  Answer True if the carbon indicated has a free hydroxyl group, False if it does not.

 5’ carbon

Ribonucleotide triphosphates

GCGGCG

How are somatic mutations and germline mutations different?