Organisms within each biome can be characterized by what that enable them to live and reproduce successfully in the environment?

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.

Ecology can best be described as the study of what

Which of the following explains why a tree is often used as a model to represent the principle of common descent