The image shows a fossil that is hard like rock but that resembles a tree. which statement explains how this type of fossil differs from a trace fossil?

What causes darkening of the skin as melanin production increases

Explain how the political influence of african americans leaders became weaker.

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.