Examlex
A(n) (operon/codon/gene) is a specific sequence of nucleotides that codes for a protein or an RNA molecule.
Reactant
Molecule that enters a reaction and is changed by participating in it.
Cofactor
A non-protein chemical compound or metallic ion that is required for a protein's biological activity to happen.
Cyclic Metabolic Pathway
A series of biochemical reactions that occur in a sequence, where the end product of one reaction becomes the substrate for the next, often regenerating a key initial reactant.
Regulatory Molecules
Substances, such as hormones or neurotransmitters, that regulate various processes in the body, including growth, metabolism, and cellular function.
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