Answer:
Explained below
Step-by-step explanation:
Human body is made of chemicals. There are thousands of metabolic reactions occurring simultaneously inside our body. The sum total of all the chemical reactions in our body is called metabolism that involves catabolism and anabolism. A catabolic reaction is state that the breakdown of food to obtain energy and anabolic reaction uses this energy to synthesize larger molecule from smaller molecule. These reactions are critical for maintaining life.