Answer:
How can I reduce my exposure to radiation from X-rays?
- Tell the X-ray technologist in advance if you are, or might be, pregnant.
- Ask if a protective shield can be used. ...
- Ask your dentist if he/she uses the faster (E or F) speed film for X-rays. ...
- Know your X-ray history.
<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>