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Which of the following molecules reads the codons on mRNA?

A couple each with blood type AB and normal pigmentation have a child with AB blood type and albinism. What is the probability that their next child will have the same phenotype as the first child?

Mutant versions of genes involved in promoting the development of cancer are known as ________.

During the annealing phase of PCR reaction _______________.

The mode of inheritance in the given pedigree is autosomal dominant. What is the probability that the person II-4 is heterozygous?

An individual with which of the following karyotypes would have normal phenotype and can live without recognizing the chromosome abnormality?

If an organism with AaBbCc genotype is self-fertilized, what proportion of the next generation are expected to showthe recessive phenotype for all three genes? (The capital letters represent dominant, independently assorting alleles.)

In tomato plants smooth texture (P) is dominant to peach (p), red color (R) is dominant to yellow (r), and normal leaf (B) is dominant to broad leaf (b). In the cross PpRrBb × PprrBb what proportion of the offspring will be peach, red, and normal leafed?

Which of the following is involved in post transcriptional gene regulation?

Which option is correct about the structure of DNA?