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AP Biology
Unit 4 – Cell Communication and Cell Cycle
Topic 4.2
In response to low blood calcium, PTH (parathyroid hormone) also interacts with cells of the intestines and the kidneys. Which conclusion about PTH and cell signaling can be made?
Signals can only interact with one cell type
Signals can interact with multiple cell types
PTH secretion decreases in response to calcium levels
PTH secretion increases in response to calcium levels
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AP Biology - 4.2 Introduction to Signal Transduction
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Cell Signaling
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.
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