When testing a hypothesis, scientists use repeated trials and replication to make sure that they get the same answer each time, and that it isn't just a lucky guess the first time. They need be sure that the answer to their hypothesis is 100% the same every time.
Answer: amino acids
A mutation is a single or multiple event which brings a change in a genetic material of the organisms. A mutation will alter a DNA base pair that causes deletion or substitution of one amino acid in a protein encoded by a gene.
<em>T</em><em>he smallest unit into which a substance can be divided without changing its chemical </em><em>nature</em>
<em>Hopes </em><em>this </em><em>helps</em><em> uh</em><em> ♥️</em><em>♥️</em>