Awave creates a strong undertow. what kind of wave is it?

a. tsunami
b. swell
c. long shore
d. deep water

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

Which element provides strength to the exoskeleton of clams and oysters

What happens when the cell copies its chromosomes