Pelvic bones in whales are an example of
structures.

The pelvic bones of whales are “one of the classic examples of a vestigial structure,” said Otárola-Castillo. “But what we found was that the shapes of these bones are highly associated with the mating systems of these whales and dolphins — species that are more promiscuous have more-complex-shaped pelves.”

step 1: replication fork formation.

step 2: primer binding.

step 3: elongation.

step 4: termination.

explanation:

hope this !

d.

explanation: