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pure line

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pure line

–noun Genetics.
a uniform strain of organisms that is relatively pure genetically because of continued inbreeding and artificial selection.

Origin:
1905–10
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: pure line
Function: noun
: a homogeneous line of descent: as a : a group of closely related individuals of identical genetic constitution (asthe offspring of a homozygous self-fertilized parent) : a line of descent theoretically realizable from the inbreeding of completely homozygous and comparable parents b : thedescendants of a single individual especially by vegetative multiplication : CLONE
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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