TEST BANK FOR BERNE AND LEVY PHYSIOLOGY 7TH EDITION KOEPPEN ALL CHAPTERS 1-44 COMPLETE GUIDE (NEWEST VERSION) 2025.

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Berne and Levy Physiology 7th Edition KoeppenTest Bank Koepp
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en: Berne and Levy Physiology, 7th Edition
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Chapter 01: Principles of Cell Function
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Multiple Choice y1




1. The subcellular structure that degrades proteins is called the:
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A. Tight junction y1



B. Mitochondria
C. Lysosome
D. Plasma membrane y1


E. Ribosome
ANS: C y 1




2. An experiment is done to measure the uptake of an amino acid into a cell. The followi
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ng data are obtained:
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If Na+ is removed from the extracellular bathing solution, or if a drug is added that prevents t
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he cell from making adenosine triphosphate (ATP), the uptake of amino acid into the cell is
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1markedly reduced. According to this information, which of the followingmechanisms is pro
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bably responsible for the transport of the amino acid into the cell?
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A. Passive diffusion through the lipid bilayer y1 y1 y1 y1 y1


B. Uniporter
C. Transport ATPase y1



D. Na+ symporter y1



E. Na+ antiporter
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ANS: D
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