Question

The hormone that triggers the flight-or-fight response, epinephrine, is derived from tyrosine, and the hormone that regulates circadian rhythms, melatonin, is derived from tryptophan. What class of hormone are these? a. lipid-derived hormones b. amino acid-derived hormones c. peptide hormones d. glycoprotein hormones

Name: Problem 5, Chapter 28: Biology for AP® Courses
Uploaded: 2020-06-03T21:54:26-08:00
Duration: 1 min 6 s
Channel: Cody Delk
Description: The hormone that triggers the flight-or-fight response, epinephrine, is derived from tyrosine, and the hormone that regulates circadian rhythms, melatonin, is derived from tryptophan. What class of hormone are these? a. lipid-derived hormones b. amino acid-derived hormones c. peptide hormones d. glycoprotein hormones

    The hormone that triggers the flight-or-fight response, epinephrine, is derived from tyrosine, and the hormone that regulates circadian rhythms, melatonin, is derived from tryptophan. What class of hormone are these?
a. lipid-derived hormones
b. amino acid-derived hormones
c. peptide hormones
d. glycoprotein hormones

Biology for AP® Courses

Julianne Zedalis,… 1st Edition

Chapter 28, Problem 5

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Solved by Expert Cody Delk

06/03/2020

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- Epinephrine is derived from the amino acid tyrosine. - Melatonin is derived from the amino acid tryptophan. Show more…

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The hormone that triggers the flight-or-fight response, epinephrine, is derived from tyrosine, and the hormone that regulates circadian rhythms, melatonin, is derived from tryptophan. What class of hormone are these? a. lipid-derived hormones b. amino acid-derived hormones c. peptide hormones d. glycoprotein hormones

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Key Concepts

Amino Acid-Derived Hormones

These hormones are synthesized from individual amino acids that undergo enzymatic modifications to become biologically active. Examples include hormones such as catecholamines derived from tyrosine and melatonin derived from tryptophan. Their small size often allows them to cross cell membranes easily and exert rapid effects on target cells.

Hormone Classification by Chemical Structure

Hormones are classified based on their chemical structure, which influences their solubility, mode of action, and receptor interactions. The main classes include lipid-derived hormones, peptide hormones, amino acid-derived hormones, and glycoprotein hormones, each with distinct biosynthetic pathways and physiological roles.

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