Punnett square

[puhn-uht skwair]

noun

1. Genetics.,  in Mendelian genetics, a grid diagram used in breeding experiments to predict and display possible phenotypes and genotypes among the offspring.

Example Sentences

And “Winterfell” is so dedicated to presenting every conceivable character pairing that it sometimes feels like watching a Punnett square.

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There is no Punnett square for life.

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According to the Punnett square, two kids at my table, Mike Henninger and Christina Stapleton, had a 100 percent chance of having a blue-eyed baby.

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As the genetic counselor is drawing the diagrams, I am remembering a similar one from seventh-grade science class, the Punnett square: almost fortuneteller-like, better than a Ouija board and those folded-up cootie-catchers — when the grown-up self is almost equally conceivable and impossible.

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There was a lot of competition in this category—Kreb’s cycle, Higgs boson, Venn diagram, Van Allen belts—but for sounding like a cube of pudding nobody ever eats that’s served with beef Wellington, Punnett square wins.

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