Open main menu
Key Stage Wiki
β
Search
Changes
← Older edit
Newer edit →
Antigen
7 bytes added
,
08:07, 21 June 2019
no edit summary
==Key Stage 4
Higher
==
===Meaning===
An [[antigen]] is a [[protein]] usually found on the [[Cell Membrane|cell membrane]] of a [[Cell (Biology)|cell]] or the surface of a [[virus]].
NRJC
Bureaucrats
,
Administrators
19,916
edits