Which process added new genes to a gene pool?

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

Plz will mark! the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

How does this experiment explain why it is often milder in areas such as coastal maryland while areas such as kansas or iowa have more extremes in temperature