Question

Active transport is used to move molecules across the cell membrane. Which of the following are characteristics of active transport?

Answer 1

The movement of dissolved molecules into or out of a cell via the cell membrane, from a lower concentration to a higher concentration, is known as active transport. The particles use energy generated during breathing to travel against the concentration gradient.

Answer 2

Answer: (C) Proteins

Explanation: In active transport, molecules are moved across the cell membrane with the help of ✔ proteins.