Could someone pls me this is due tomorrow

Your answer is below

Explanation:

The first picture shows a cell membrane inside the protein there is a protein that needs energy to carries a molecule. Then, picture a is active transport, it needs energy.

The second picture shows a cell membrane that is that is eating a  molecule then this picture shows a endocytosis process. It needs energy.

The third picture shows a cell membrane and a protein inside it, but it doesn't needs energy to carries a molecule, then this picture is an example of facilitated diffusion.

The fourth picture shows a membrane that is excreting wastes or molecules, then this picture is exocytosis. It needs energy.

the answer is d. chordata

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.