What are some jobs that ATP can help to do?

ATP can be used to store energy for future reactions or be withdrawn to pay for reactions when energy is required by the cell. Animals store the energy obtained from the breakdown of food as ATP. Likewise, plants capture and store the energy they derive from light during photosynthesis in ATP molecules.

ONLY CERTAIN SUBSTANCES CAN PASS THROUGH IT

Explanation:

1 only gases and water can pass through it.

2 substances need permission to pass through it.

3 only certain substances can pass through it.

4 substances need carrier molecules to pass through it.

5 ATP is always needed to move molecules across the plasma membrane.