The answer is B. As that is what enzymes do to catalyze reaction.
After gaining electron Chlorine becomes an <em><u>anion.</u></em>
<em><u>and </u></em><em><u>it's</u></em><em><u> </u></em><em><u>symbol</u></em><em><u> </u></em><em><u>is</u></em><em><u>. </u></em>

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Question 2: Because the offspring most often will look like it's parents.
why must the bonds of these molecules be broken before anything else happens
Explanation:
yan po
Answer:
Natural selection is the process in nature by which organisms better adapted to their environment tend to survive and more than those less adapted to their environment. For example :treefrogs are sometimes eaten by snakes and birds
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