IGCSEBiologyCambridge (CIE)Revision Notes3. Movement into & out of CellsDiffusion, Osmosis & Active TransportActive Transport

Active Transport (Cambridge (CIE) IGCSE Biology): Revision Note

Exam code: 0610 & 0970

Lára Marie McIvor

Written by: Lára Marie McIvor

Reviewed by: Jenna Quinn

Updated on

Cambridge (CIE) BiologyCambridge (CIE) Combined Science: Biology

Active transport

  • Active transport is the movement of particles through a cell membrane from a region of lower concentration to a region of higher concentration using energy from respiration

Diagram of active transport: carrier proteins move particles across a cell membrane from low concentration outside the cell to higher concentration inside.
The process of active transport

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Author
Reviewer
Lára Marie McIvor

Author: Lára Marie McIvor

Expertise: Content Creator

Lára graduated from Oxford University in Biological Sciences and has now been a science tutor working in the UK for several years. Lára has a particular interest in the area of infectious disease and epidemiology, and enjoys creating original educational materials that develop confidence and facilitate learning.

Jenna Quinn

Reviewer: Jenna Quinn

Expertise: Content Creator

Jenna studied at Cardiff University before training to become a science teacher at the University of Bath specialising in Biology (although she loves teaching all three sciences at GCSE level!). Teaching is her passion, and with 10 years experience teaching across a wide range of specifications – from GCSE and A Level Biology in the UK to IGCSE and IB Biology internationally – she knows what is required to pass those Biology exams.