Which statement is true of diffusion? A Diffusion is only important for animal cells.

B Molecules move from areas of high concentration to areas of low concentration.

C Only water can diffuse across a cell membrane.

D Diffusion requires energy input from the cell.

Acommon kind of mechanical weathering is called

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell

Sort the examples by the type of diversity that they exhibit a park has 80 species of trees red, yellow, and orange bell peppers are all members of the same species individuals of the same lizard species have different mating strategies. five different bird species are at a bird feeder. genetic diversity species diversity