Which researchers used radioactive markers in experiments tho show that DNA was the genetic material in cells?

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.

Compare the composition of the moon's surface with the composition of the earth's surface.

The dense layer of connective tissue that surrounds an entire skeletal muscle is the