A. producer. In their biological process they produce energy. They are very important in the ocean.
Hoped I helped!
<span>Entameba hystolytica is dysentery causing protist.</span>
Buffers absorb the free hydrogen ions and hydroxide ions that result from chemical reactions. Because they can bond these ions, they prevent increases or decreases in pH. An example of a buffer system is the bicarbonate system in the human body.
Mutations can be any but id say all besides always harmful or all of the above if that’s a choice
