In beans, the black color of the seed coat dominates over the white. With self-pollination of a black seed plant, 3/4 of black

In beans, the black color of the seed coat dominates over the white. With self-pollination of a black seed plant, 3/4 of black seed and 1/4 of white seed plants were obtained. What is the probability of exposure to white-seeded plants from backcrossing an F1 plant with white seeds?

The probability of obtaining white-seeded plants from backcrossing an F1 plant with white seeds is 50%.

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