What is active transport and how is it different from diffusion?

Active transport is the movement of ions or molecules across a cell membrane against a concentration gradient. It requires energy in the form of ATP.Active transport is different to diffusion as diffusion is movement from an area of high concentration to an area of low concentration and does not require ATP.

Answered by Stella W. Biology tutor

2651 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

What factors affect transpiration rate?


How is a root hair cell specialised to its function?


Describe how water moves from roots to leaves (3 marks)


What is the 'lock and key' hypothesis?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences