Anyone know how to do this question? Any attempt would be very helpful.

What was the land like over 500 million years ago? what was under the sea?

What enzyme is most important for dna replication and why?

Both male and female gametes are created during the process of meiosis. the formation of male gametes is called spermatogenesis. after telophase il of spermatogenesis, there would be are all genetically male gametes created that