Different codons indicate different amino acids that ... However, when a nucleotide links to another nucleotide in a nucleic acid strand, it loses all but one of its phosphate groups.

because a single amino acid may be coded for by more than one codon. It is also important to note that the genetic code does not overlap, meaning that each nucleotide is part of only one codon-a ...

Chemically, an amino acid is a molecule that has a carboxylic acid group and an amine group that are each attached to a carbon atom called the α carbon. Each of the 20 amino acids has a specific ...