checkerboard

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Punnett,

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

checkerboard

the pattern of a chess or draft board; used in many circumstances to display the results of mixing a specific number of variables. The variables are listed in columns designated along the horizontal border and the same or different variables in lines along the vertical border; the results of each mixing are recorded in the box where the columns and lines carrying the ingredients of the mix intersect.
References in periodicals archive ?
74) As discussed below, beyond these informal variances of sovereignty, the federal government has expressly anticipated and allowed for the checkerboarding of Indian and non-Indian territory in both the Dawes Act of 1887 (75) and the acquisition of indian lands provision under 25 U.
Additionally, nothing was done to discourage the likelihood of checkerboarding during the period between when the perpetual trusts of the Dawes Act were established in 1934 and the present.
99) Unlike the Dawes Act, where the government assumed that the resultant checkerboarding would fade as fees were patented in the Indian landholder, these land trusts are established indefinitely.
104) Nonetheless, the checkerboarding spirit of the Dawes Act endures today.