Explain active transport

The movement of substances against a concentration gradient, requires energyUse diagram

KP
Answered by Kitty P. Biology tutor

2546 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

Infections can also be caused by viruses. Describe the lytic pathway of a virus and how this causes the spread of infection through a population.


Why does an increased heart rate during exercise help muscles contract?


Describe what an enzyme is and explain how it works


Describe how non-specific human defence systems stop you from falling ill. [6 marks]


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