Organ (anatomy)
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:
Classification
Organelles > Cells > Tissues > Organs > Organ systems > Organism
Human systems and organs | |||||||
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Musculoskeletal system |
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Circulatory system |
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Nervous system | |||||||
Integumentary system | |||||||
Haematopoietic and immune systems | |||||||
Respiratory system | |||||||
Digestive system | |||||||
Urinary system | |||||||
Reproductive system | |||||||
Endocrine system |
Evolution |
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Population genetics |
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Development |
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Of organs |
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Of processes |
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Tempo and modes |
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Speciation |
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History |
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Philosophy |
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Related |
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