19,916
edits
Changes
→Key Stage 3
==Key Stage 3==
===Meaning===
[[File:Cell.png|right|300px|thumb|A [[Cell (Biology)|cell]] is the smallest thing considered to be [[alive]].]]
Something is considered to be '''alive''' if it follows all 7 criteria for living creatures: [[MRS GREN]].
===MRS GREN===
If something is [[Alive]] is must be able to:
*'''Move''' - To change direction.
*'''Repond''' - To behave differently when the environment changes.