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===About Tissues===
: When a large number of identical cells [[Specialised Cell|specialised cells]] are found in the same place it is called a [[tissue]].
: [[Sperm]] do not work together so semen is not counted as a [[tissue]].
: An [[organ]] is made of many [[tissue]]s working together.
: Some [[tissue]]s in [[vertebrate]]s that you should know:
*[[Blood]]
| style="height:20px; width:400px; text-align:center;" |[[Palisade Tissue]] is the layer of rectangular [[Cell (Biology)|cells]] near the top of the leaf, just under the top layer.
|}
==Key Stage 4==
===Meaning===
A [[tissue]] is a group of similar [[Specialised Cell|specialised cells]] working together.
===About Tissues===
: An [[organ]] is made of many [[tissue]]s working together.
: Some [[tissue]]s in [[vertebrate]]s that you should know:
*[[Blood]]
*[[Muscle Tissue]]
*[[Nerve Tissue]]
*[[Fatty Tissue]]
*[[Connective Tissue]]
*[[Bone Tissue]]
: Some [[tissue]]s in [[plant]]s that you should know:
*[[Xylem Tissue]]
*[[Phloem Tissue]]
*[[Root Hair Tissue]]
*[[Palisade Tissue]]