Which example is a body fossil? dinosaur footprint

shrimp burrow

fossilized animal droppings

wooly mammoth tusk

Which best describes the structure of dna?

In order to clone adult animals, scientists typically begin with a(n)

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.