Punnett square

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Punnett square

a graphic depiction in grid form of how genes from each parent might combine in an offspring.
Punnett square showing sex chromosome combinations for male and female gametes. From Mueller and Young, 2001.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Punnett squareclick for a larger image
Fig. 262 Punnett square.

Punnett square

a table devised by the British geneticist R. Punnett, in which all possible combinations of gametes and progeny are displayed in a grid structure. For example in the cross:

Aa, Bb x aa, Bb

the Punnett square would be as in Fig. 262.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005


Reginald Crundall, English geneticist, 1875-1967.
Punnett square - a grid used in genetics. Synonym(s): checkerboard
Medical Eponyms © Farlex 2012