One of the main functions of active transport is to supply the cells the oxygen required for metabolism. true false

Answer is False.

Explanation:

The movement of molecules or materials through or across the cell membrane, usually from a lower concentration to a higher concentration, which requires the use or consumption of energy, is known as active transport.

The energy required by this process is in form of Adenosine triphosphate, ATP. Example is sodium - potassium pump.

the sphincter muscles at the end of the digestive tract is the anus.