It’s B the other person put D but that’s the cell wall or cell membrane
HOPE THIS HELPS !
Don't copy others. Come up with your own scenario.
Two functions of the skeleton system are:
- It is a support structure for the body
- It provides protection our internal organs
The chemical processes being done in the body is known as Metabolism. Metabolic processes are constantly taking place in the body.Metabolism is the sum of all of the chemical reactions that are involved in catabolism and anabolism.
The reactions governing the breakdown of food to obtain energy are called catabolic reactions.
