lvls of organisation

Cells

Basic structural and functional units of living organisms.

Tissues

Groups of similar cells working together to perform a function.

Organs

Structures made of different tissues working together to perform a specific function.

Organ Systems

Groups of organs working together to carry out a major function.

Organism

A living thing made up of multiple organ systems.

Unicellular Organisms

Organisms made of a single cell.

Multicellular Organisms

Organisms made of many specialised cells.

Cell Specialisation

Process by which cells develop features to perform specific roles.

Palisade Mesophyll

Tissue containing chloroplast-rich cells for photosynthesis.

Upper Epidermis

Protective outer layer of cells on the leaf surface.

Xylem

Tissue that transports water and minerals.

Phloem

Tissue that transports sugars.