Cells and Organelles Definitions (Unit 1 AOS 1 VCE Biology)

Cell wall

Answer explanation

a sturdy border outside the plasma membrane that provides strength and structure to plant, bacterial, and fungal cells

Chloroplast

Answer explanation

Found in plant cells only. The site of photosynthesis

Cytoplasm

Answer explanation

the cytosol and organelles inside the plasma membrane, excluding the nucleus

Cytoskeleton

Answer explanation

the microscopic web of protein filaments in the cytoplasm. It provides structure and support, and transports products around the cell

Cytosol

Answer explanation

the aqueous fluid that surrounds the organelles inside a cell

Eukaryote

Answer explanation

a group of single and multi-celled organisms with a nucleus and linear strands of DNA. Animals, plants, fungi, and protists are eukaryotic

Golgi apparatus

Answer explanation

stacked flattened sacs that are the site of protein sorting, packaging, and modifying. Also known as the Golgi apparatus or Golgi complex

Lysosome

Answer explanation

a membrane-bound vesicle that contains digestive enzymes. They are responsible for breaking down cell waste

Mitochondria

Answer explanation

the primary site of energy production from aerobic cellular respiration

Multicellular

Answer explanation

organism composed of more than one cell