What is the definition of diffusion? (2 marks)

The net movement of particles from an area of high concentration to low concentration, down a concentration gradient. It is a passive process.

Answered by Georgia T. Biology tutor

3693 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

How and why are sperm cells specialised ?


How do glucose and oxygen get into the blood to be used for respiration?


Describe how oxygen moves into the blood at the lungs.


Only a small percentage of the sun's energy captured by plants is incorporated into body tissues of carnivores. What happens to the rest of this energy?


We're here to help

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