View source for Homology

{{wiktionary|homology|homological|homologous|homologue}}
'''Homology''', '''homologous''', '''homologation''' or '''homological''' may refer to:
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== Sciences ==
=== Biology ===

*[[Homology (biology)]], any characteristic of biological organisms that is derived from a common ancestor
*[[Sequence homology]], biological homology between DNA, RNA, or protein sequences
*[[Homologous chromosome]]s, chromosomes in a biological cell that pair up (synapse) during meiosis
*[[Homologous recombination]], genetic recombination in which nucleotide sequences are exchanged between molecules of DNA
*[[Homologous desensitization]], a receptor decreases its response to a signalling molecule when that agonist is in high concentration
*[[Homology modeling]], a method of protein structure prediction

=== Chemistry ===

*[[Homologous series]], a series of organic compounds having different quantities of a repeated unit
*[[Homologous temperature]], the temperature of a material as a fraction of its absolute melting point
*[[Homologation reaction]],  a chemical reaction which produces the next logical member of a homologous series

=== Other sciences ===

*[[Homology (anthropology)]], analogy between human beliefs, practices or artifacts owing to genetic or historical connections
*[[Homology (psychology)]], behavioral characteristics that have common origins in either evolution or development
**[[Homologous behaviors]], behaviors typical of species that share a common ancestor that was characterized by that behavior OR behaviors in an individual that share common origins in development
*[[Homology (sociology)]], a structural resonance between the different elements making up a socio-cultural whole

== Mathematics ==

*[[Homology (mathematics)]], a procedure to associate a sequence of abelian groups or modules with a given mathematical object
*[[Homological algebra]], a branch of mathematics

== Other uses ==

*[[Homologation]], from the ancient Greek "to agree", to indicate the approval of a sanctioning body
*[[Homologation (motorsport)]], the process in motorsports where the sanctioning body approves a racing model for official use
*[[Homological word]], a word expressing a property which it possesses itself

== See also ==
* [[Cohomology]]
* [[Homological dimension (disambiguation)]]

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