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Pure-breeding


A pure-breeding lineage, usually of haploid organisms, bacteria, or viruses.
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Mendel used pure-breeding individuals in the first (P1) generation.
P1 yellow X green
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Related Terms: Pure-breeding
A group of identical individuals that are bred for many generation from members of the same strain and always produce progeny of the same phenotype when selfed or intercrossed. Cf breeding line.
Diploid ...
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Mendel crossed a pure-breeding round-seeded variety with a pure-breeding wrinkled-seeded one.
Our interpretation ...
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Mendel crossed pure-breeding (also referred to as true-breeding) smooth-seeded plants with a variety that had always produced wrinkled seeds (60 fertilizations on 15 plants). All resulting seeds were smooth.
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