Which is the first step in the process during the formation of molded fossils? Sediment hardens into rock.
O Sediment is eroded from rock.
O Organisms are buried under sediment.
O Organisms' shapes are preserved in rock.

Which of the following is one of the four conditions necessary for natural selection to occur in a population? fewer organisms are born than the habitat can support mutation does not occur organisms have identical characteristics variation is inherited

How do cells grow and reproduce to maintain homeostasis?

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.