<span>The answer is cysteine. This is a half essential proteinogenic amino acid with the formulation of HO₂CCHCH₂SH. It is prearranged by the codons UGU and UGC. The thiol side chain in cysteine frequently partakes in enzymatic responses, as a nucleophile.</span>
The answers D
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Answer:
disagree, an atom has two main parts. the nucleus & electron cloud. Atoms have three subatomic particles: protons, neutrons, and electrons.
Most atoms have three different subatomic particles inside them.
Explanation: