Examlex
Which of the following words means characteristic of old age?
RNA
RNA, or ribonucleic acid, is a nucleic acid involved in coding, decoding, regulation, and expression of genes, playing a key role in protein synthesis and regulation.
Chemical Composition
The identity and relative number of the elements that make up any particular compound.
Missense Mutation
A type of base-pair substitution mutation that causes one amino acid to be substituted for another in the resulting protein product. Compare with nonsense mutation.
Amino Acid
Organic compounds that serve as the building blocks of proteins, essential for various metabolic processes.
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