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Organ (anatomy)
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In biology, an organ is a group of tissues that work together in an organism. They specialise in particular vital functions. They create an organ system which, as a whole, is an organism.
These are examples of organs:
- Heart
- Lungs
- Brain
- Ear
- Eye
- Gall bladder
- Stomach
- Spleen
- Bones
- Pancreas
- Kidneys
- Liver
- Intestine
- Skin
- Uterus
- Bladder
Classification
Organelles > Cells > Tissues > Organs > Organ systems > Organism
