Answer:
<em><u>Isozymes</u></em>
Explanation:
Isozymes are enzymes that differ in amino acid sequence but catalyze the same chemical reaction. These enzymes usually display different kinetic parameters, or different regulatory properties.
C. Ca and Br because they're metals and nonmetals
Answer is Work. Because work is done when force acts on object and the object displaces from position upto a distance...