Ks3 Cells Key Words

Cells

Cell membrane

Surrounds the cell and controls movement of substances in and out.

Cell wall

Strengthens the cell. In plant cells it is made of cellulose.

Cells

The unit of a living organism, contains parts to carry out life processes.

Chloroplast

Absorbs light energy so the plant can make food.

Circulatory System

Transports substances around the body.

Cytoplasm

Jelly-like substance where most chemical processes happen.

Diffusion

One way for substances to move into and out of cells.

Embryonic

A cell which will differentiate into any cell type.

Nucleus

Contains genetic material (DNA) which controls the cell s activities.

Organs

Group of different tissues working together to carry out a job.

Specialised Cells

Cells that have been adapted for their function.

Stem Cells

Cells that are not specialised and can develop into a specialised cell.

Structural Adaptations

Special features to help a cell carry out its functions.

Tissues

Group of cells of one type.

Vacuole

Area in a cell that contains liquid, and can be used by plants to keep the cell rigid and store substances.