To protect them from ultraviolet rays from the sun.
<h2>
Explanation:</h2><h2><u>Hope</u><u> </u><u>this</u><u> </u><u>is</u><u> </u><u>helpful</u><u> </u><u>for</u><u> </u><u>you</u></h2>
A. Bacterial cells would undergo this type of reproduction, Binary Fission. An asexual reproductive process where a single bacterium splits into 2 additional bacteria, each having the same bacterial DNA and or genome as the original bacterium.
It’s because 15ml was just under the range and 50ml is just over it. 30 is a happy middle.
