Biology

DNA (deoxyribonucleic acid) serves as the genetic blueprint for most living organisms. It contains the instructions needed for the development, functioning, and reproduction of organisms. DNA is made up of sequences of nucleotides that code for proteins and other molecules necessary for life.

For A: While RNA (ribonucleic acid) plays a key role in protein synthesis (through messenger RNA or mRNA, transfer RNA or tRNA, and ribosomal RNA or rRNA), it is not the primary genetic blueprint. RNA is synthesized from DNA and act...