How many codons are in the following mRNA sequence: AAG CGU CCA? How many amino acids are contained in the resulting polypeptide chain?

How many nucleotides are in the DNA strand for the resulting polypeptide chain?

answer; a male inherits only one allele of the x-linked gene controlling hair color;

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.

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