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What should be the phenotype of a cross between violet and white-flowered true-breeding garden pea plants?(a) Violet(b) White(c) Pink(d) RedThe question was posed to me at a job interview.The above asked question is from Inheritance of One Gene-1 topic in division Principles of Inheritance and Variation of Biology – Class 12

Answer»

Right option is (a) Violet

The explanation is: Violet is the DOMINANT factor over white in pea flowers. Hence violet can EXPRESS EVEN in the presence of white. The CROSS of violet true-breeding and white true-breeding pea plants will produce all heterozygous offsprings. Thus, all of them will have violet flowers.



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