Nullizygote

From Biology-Online Dictionary
Jump to: navigation, search

Definition

noun, plural: nullizygotes

A cell or organism possessing two mutant alleles for the same gene.


Supplement

Nullizygotes are usually used in research to determine the effects of the loss of a particular trait in the organism.


Word origin: Latin nullus (not any, none) + zygote.
Related forms: nullizygous (adjective)

See also: zygosity