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AP Biology
Unit 4 – Cell Communication and Cell Cycle
Topic 4.2
A(n) __ is a transmembrane protein that opens or closes as it changes shape in response to a ligand, allowing or blocking the flow of specific ions.
Channel protein
Carrier protein
Aquaporin
Ligand-gated ion channel
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AP Biology - 4.2 Introduction to Signal Transduction
Key terms
Ligand
Transmembrane protein
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About Fiveable
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CCPA Privacy Policy
Resources
Cram Mode
AP Score Calculators
Study Guides
Practice Quizzes
Glossary
Crisis Text Line
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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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