Because they are non renewable sources of energy and they took billions of years to form.
Answer:
Enzymes help cells digest food, extract energy from food, and Increases the rate of chemical reactions.
Explanation:
They increase the rate of chemical reactions. Enzymes can be used to break things down, or to make things up.
Without enzymes, reactions in a cell would slow to a halt, to a point where the cell would die.
<span>because meristems can differentiate in each tissue system of a plant, a cutting that contains meristems that can form a new plant.</span>
A circular movement of water, counter to a main current, causing<span> a small </span>whirlpool<span>. .</span>
