Which of the following best describes ATP? A. It is a molecule that only photosynthesis produces.
B. It is the primary molecule in which cells store and use energy.
c. It is a molecule that only herbivores produce.
D. It is the primary molecule in which cells carry out enzyme reactions.

B. It is the primary molecule in which cells store and use energy.

Explanation:

ATP (adenosine triphosphate) is an energy-carrying molecule found in the cells of all living organisms. It provides the energy necessary for many functions, such as muscle contraction, nerve impulse propagation, chemical processes, etc. It consists of three main structures:

i think it would be b. tissue because an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint