What is the definition of active transport?

Active transport is the movement of substances against their concentration gradient. The substance moves from an area of low concentration to an area of high concentrations, across a partially permeable membrane. This process requires energy produced from cell respiration.

LW
Answered by Lydia W. Biology tutor

14797 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

A blood test called the glucose tolerance test checks how well the body processes glucose. Concentrations of glucose in the blood are measured before and after drinking a glucose drink. Suggest why patients are not allowed to eat for 8 hours before?


What is transcription?


Explain the difference between a receptor and an effector using examples.


What is mitosis?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning