appendage
Sign in to savethumb|A beetle leg An appendage (or outgrowth) is an external body part or natural prolongation that protrudes from an organism's body such as an arm or a leg. Hair, scales, and feathers are cutaneous appendages.
Article
10 sectionsContents
- Types in animals
- In protostomes
- Types in prokaryotes
- Archaea
- Bacteria
- Types in eukaryotic cells
- Types in plants
- See also
- References
- See also
thumb|A beetle leg An appendage (or outgrowth) is an external body part or natural prolongation that protrudes from an organism's body such as an arm or a leg. Hair, scales, and feathers are cutaneous appendages.
Protrusions from single-celled bacteria and archaea are known as cell-surface appendages or surface appendages. In many kinds of eukaryotic cells, the protrusions are known as membrane protrusions or cell appendages (examples include microvilli and cilia).