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Concept explainers
Interpretation:
It should be determined that how is hormone binding to its receptor more like an allosteric regulator binding to an enzyme than a substrate binding to an enzyme.
Concept Introduction:
Hormones are chemical substances synthesized in small amounts by endocrine tissues and carried by blood stream to another tissue, where it acts as a messenger to regulate the function of the target tissue or organ.
A given hormone usually affects only a limited number of cells, which are called target cells and it responds to a hormone because it bears receptors for the hormone.
Enzymes are proteins that increase the
Allosteric (means “other site”) enzymes have two receptor sites in which one site fits the substrate like other enzymes and the other site fits an inhibitor or activator molecule.
Secondary messengers are short lived intracellular signaling molecules. Elevated concentration of these types of messengers leads to rapid alteration in the activity of one or more cellular enzymes.
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Chapter 28 Solutions
Fundamentals of General, Organic, and Biological Chemistry (8th Edition)
- Pls help with these three questionsarrow_forward11. Which of the compounds below is the major product of the following reaction sequence? NOTE: PCC is pyridinium chlorochromate 1. BH 3 PCC 2. H2O2, NaOH NH HN ΗΝ, A B C CH3NH2, NaBH3CN D E NHarrow_forward10. Which of the compounds below is the major organic product obtained from the following reaction sequence? Ph Ph Ph A B OH 1. EtMgBr H2CrO4 Zn(Hg), aq. HCI PhCHO ? 2. H₂O, H+ Ph. C D Ph "ར HO OH Earrow_forward
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