Organelles

What is cell fractionation?

A technique used to separate cellular components based on their size, shape, and density.

What does ultracentrifugation allow in cellular studies?

It allows the isolation of organelles in sufficient quantities to perform individual experiments.

What are organelles?

Discrete subunits inside a cell that are adapted to perform specific functions.

How are organelles bound?

Organelles are bound either by a single or double membrane.

What is not considered an organelle in a cell?

Cell wall, cytoplasm, and cytoskeleton due to the absence of a membrane.

What compartmentalised organelles do eukaryotic cells have?

• nucleus

• mitochondria

• endoplasmic reticulum

• golgi complex

• vesicle

• chloroplasts (plants)

• centrosomes (animals)