organism, an organ is a collection of tissues joined in a structural unit to serve a common function. In the hierarchy of life, an organ lies between...

In biology, the electric organ is an organ that an electric fish uses to create an electric field. Electric organs are derived from modified muscle or...

– organ – organ system – organism – population – community – ecosystem – biosphere Approach: Reductionism – emergent property – mechanistic Biology as...

Look up organ in Wiktionary, the free dictionary. Organ may refer to: Organ (biology), a group of tissues organized to serve a common function Organ (music)...

(2005) Henderson's Dictionary of Biology. Pearson, Prentice Hall. ISBN 0-13-127384-1. Muller, G. B. (2002) "Vestigial Organs and Structures". in Encyclopedia...

A sex organ, also known as a reproductive organ, is a part of an organism that is involved in sexual reproduction. Sex organs constitute the primary sex...

heads (cranial kinesis). To accommodate their narrow bodies, snakes' paired organs (such as kidneys) appear one in front of the other instead of side by side...

biological organizational level between cells and a complete organ. Accordingly, organs are formed by the functional grouping together of multiple tissues...

intromittent organ is any external organ of a male organism that is specialized to deliver sperm during copulation. Intromittent organs are found most...

A stinger (or sting) is a sharp organ found in various animals (typically insects and other arthropods) capable of injecting venom, usually by piercing...