NEET Biology question

Which of the following observation made Mendel in refutation of the blending theory of inheritance?

(A)Red plant crossed with white-the resulting progeny was pink
(B)Features of offspring are not intermediateCorrect
(C)Gametes carrying different type of alleles could not fuse successfully
(D)After meiosis, two copies of given gene end up in the same gamete

Answer: (B)

Solution

Mendel observed that the F2 offspring of his crosses always showed one of the original parental phenotypes (not some intermediate, blended phenotype), demonstrating that hereditary factors remain distinct and particulate across generations rather than blending together; this directly refuted the then-popular blending

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Question ID VK-120103