Encyclopedia > Organelle

Article Content

Organelle

In biology, particularly cell biology, the term organelle is used to describe any one of a number of types of subcellular structures, historically identified through the use of some form of microscopy.

A few large organelles probably originated from endosymbiont bacteria:

chloroplast
mitochondrion

Other organelles include:

endoplasmic reticulum
golgi apparatus
lysosome
nucleus
peroxisome
vacuole
vesicle

Other related structures:

flagellum
ribosome
cytosol
endomembrane system
nucleosome

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Urethra

... (200 mm) long and opens at the end of the penis. Medical problems of the urethra: Hypospadias[?] is a form of abnormal development of the urethra in the male, ...