Organelle
Leaving Cert Biology · Organisation of Life
Higher Level
A distinct structure inside a cell that carries out a particular function, such as the nucleus, the mitochondrion or the ribosome. Dividing the work between organelles allows a single cell to run many processes at the same time.
Biology practice is part of Pro. Reading the definitions here is always free.
More Organisation of Life terms
Get the free study guide
H1 Owl is now on the App Store: download it for iPhone. Sign up here and get The Leaving Cert Maths Game Plan, our free PDF study guide, straight away, plus occasional study tips.
Occasional emails, no spam. Under 16? Ask a parent to sign up for you.
Where next
All Biology terms
The whole Leaving Cert Biology glossary, grouped by strand and labelled by level.
Browse BiologyQuestion of the day
One real Higher Level Maths question, new every day, with the explanation.
Answer today'sThe app
1,700+ original questions across Maths, Biology, Chemistry and Physics. Maths is free.
See the app