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Active transport is different from passive transport because a. no additional energy is required. b. molecules move from low concentration to high concentration. c. ions are involved. d. proteins are involved. e. water is moved across the membrane.

Active transport is different from passive transport because a. no additional energy is required. b. molecules move from low concentration to high concentration. c. ions are involved. d. proteins are involved. e. water is moved across the membrane.

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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  1. Active transport is different from passive transport because

a.

no additional energy is required.

b.

molecules move from low concentration to high concentration.

c.

ions are involved.

d.

proteins are involved.

e.

water is moved across the membrane.

 

27. Active transport is different from passive transport 33. The sodium pump requires ATP and because a. potassium. a. no additional energy is required. b. molecules move from low concentration to high b. chloride. c. glucose. d. cholesterol. e. охудen. concentration. c. ions are involved. d. proteins are involved. e. water is moved across the membrane. 34. How is potassium important to the sodium pump? Potassium 28. Why is the energy required for active transport? a. maintains water concentration. b. binds with the protein so it can return to- a. molecules are large. b. water is highly concentrated. c. molecules are charged. d. molecules are to move from low to high the active shape. c. attracts sodium out of the protein pump surface. d. catalyzes ATP to release energy. e. is not important to the sodium pump. concentration. e. toxins might kill the cell. 35. If three sodium ions are pumped out of the cell, then 41. What is the source of energy for primary active transport? a. three chloride ions enter. b. two chloride ions exit. c. three potassium ions enter. two potassium ions enter. no further change is required. a. hydrolyzed glucose b. cytoskeletal movement an electrochemical gradient d. hydrolyzed ATP a phosphate ion donated by ATP d. C. е. e.
Transcribed Image Text:27. Active transport is different from passive transport 33. The sodium pump requires ATP and because a. potassium. a. no additional energy is required. b. molecules move from low concentration to high b. chloride. c. glucose. d. cholesterol. e. охудen. concentration. c. ions are involved. d. proteins are involved. e. water is moved across the membrane. 34. How is potassium important to the sodium pump? Potassium 28. Why is the energy required for active transport? a. maintains water concentration. b. binds with the protein so it can return to- a. molecules are large. b. water is highly concentrated. c. molecules are charged. d. molecules are to move from low to high the active shape. c. attracts sodium out of the protein pump surface. d. catalyzes ATP to release energy. e. is not important to the sodium pump. concentration. e. toxins might kill the cell. 35. If three sodium ions are pumped out of the cell, then 41. What is the source of energy for primary active transport? a. three chloride ions enter. b. two chloride ions exit. c. three potassium ions enter. two potassium ions enter. no further change is required. a. hydrolyzed glucose b. cytoskeletal movement an electrochemical gradient d. hydrolyzed ATP a phosphate ion donated by ATP d. C. е. e.
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