Carbon atoms got 4 surface electrons which makes them in the middle regarding the electrical surface charge and they can make a maximum relations of 4
I cant help with your question but add me on snap
<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>
Answer:
D.
Explanation:
I think its D. sorry if its wrong
