<span>the leading strand is synthesized in the same direction as the movement of the replication fork, and the lagging strand is synthesized in the opposite direction. </span>
I believe the best answer is C.
Most of them seem to be a safe bet.
I don’t think someone would be too fussed about a diagram of a chloroplast.
Osteoporosis <span>is one of the most serious long-term side effects of severe calorie restriction.</span>