20
Question
Which of the following hormones is derived from a single amino acid?
Which of the following hormones is derived from a single amino acid?
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Solution
The correct option is A Epinephrine
Hormones can be classified based on their chemical nature like amino acid derivative hormones, peptide hormones, iodothyronines and steroid hormones. Hormones like epinephrine, norepinephrine, thyroxine are derived from amino acids. Epinephrine and norepinephrine are released by renal medulla. These are derived from single amino acid tyrosine. Thyroxine is released by thyroid gland. It is also derived from tyrosine amino acid by the addition of iodine.Thus, the correct answer is 'Epinephrine.'
Hormones can be classified based on their chemical nature like amino acid derivative hormones, peptide hormones, iodothyronines and steroid hormones. Hormones like epinephrine, norepinephrine, thyroxine are derived from amino acids. Epinephrine and norepinephrine are released by renal medulla. These are derived from single amino acid tyrosine. Thyroxine is released by thyroid gland. It is also derived from tyrosine amino acid by the addition of iodine.
Thus, the correct answer is 'Epinephrine.'
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