A(n) is a fossil created when hard parts of an organism are replaced with minerals that turn to stone.
a. cast fossil
b. trace fossil
c. petrified fossil
d. imprint fossil?

How are tumors cells different from normal cells

Afisherman is dragging his boat from the shore out into the ocean. match the following lists of areas he will move over in the correct order. continental rise continental slope continental shelf [tex]1.[/tex] [tex]2.[/tex] [tex]3.[/tex]

What drives the atp synthase reactions that produce atp