Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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A small number of cell surface receptors and low amounts of signals (ligands) can generate a large intracellular response as each step of the signal transduction pathway can be expanded by...
A. gene amplification, i.e. increasing the number of target genes.
B. enzyme-mediated signal amplification, e.g. phosphorylation cascades.
C. the synthesis of new proteins.
D. ATP Synthase, e.g. by building proton (H+) gradients.
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