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A breeder crossed a purebred tall having white flowers to a pure bred short plant having blue flowers. He obtained 202 F1, progeny and found that they are all tall having white flowers. Upon selfing selfing these F1 plants, he obtained a progeny of 2160 plants. Approximately, how many of these are likely to be short and having blue flowers?

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Important Questions on Genetics

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A human population containing 200 individuals has two alleles at the T locus, named T & tT which produces tall individuals, is dominant over t, which produces short individuals. If the population has 90TT, 40Tt and 70tt genotypes, what will be the frequencies of these two alleles in this population?
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An mRNA is transcribed from a DNA segment having the base sequence 3'-TACATGGGTCCG-5'. What will be the correct order of binding of the four amino acyl-tRNA complexes given below translation of this mRNA?

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If the initial number of template DNA molecules in a PCR reaction is 1000, the number of product DNA molecules at the end of 20 cycles will be closest to
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The allele for black hair (B) is dominant over brown hair (b) and the allele for the brown eye (E) is dominant over the blue eye (e). Out of the offsprings obtained upon mating a black-haired and brown-eyed individual (BbEe) with a brown-haired and brown-eyed individual (bbEE), the ratio of brown-haired and brown-eyed individuals to black-haired and brown-eyed individuals is