Changes

Petri Dish

107 bytes removed, 16:07, 30 March 2019

→‎Key Stage 4

==Key Stage 4==

===Meaning===

~~[[File:PetriDish.png|right|300px|thumb|A '''petri dish''' with a scale stuck on for [[measuring]] sizes.]]~~

A '''petri dish''' is a [[transparent]] container used to make [[observation]]s of living [[organism]]s.

19,879

edits