Human Biology (MindTap Course List)
11th Edition
ISBN: 9781305112100
Author: Cecie Starr, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 3, Problem 5SQ
The passive movement of a solute through a membrane protein down its concentration gradient is an example of _________.
- a. osmosis
- b. active transport
- c. endocytosis
- d. diffusion
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Chapter 3 Solutions
Human Biology (MindTap Course List)
Ch. 3 - Describe the general functions of the following in...Ch. 3 - Which organelles are in the endomembrane system?Ch. 3 - Distinguish between the following pairs of terms:...Ch. 3 - What do enzymes do in metabolic reactions?Ch. 3 - In aerobic cellular respiration, which reactions...Ch. 3 - For the diagram of the aerobic pathway shown in...Ch. 3 - The plasma membrane __________. a. surrounds the...Ch. 3 - The _________ is responsible for a eukaryotic...Ch. 3 - Cell membranes consist mainly of a _________. a....Ch. 3 - Prob. 4SQ
Ch. 3 - The passive movement of a solute through a...Ch. 3 - Match each organelle with its correct function.Ch. 3 - Which of the following statements is not true?...Ch. 3 - Enzymes _______. a. enhance reaction rates b. are...Ch. 3 - Match each substance with its correct descriptionCh. 3 - Cellular respiration is completed in the ______....Ch. 3 - Prob. 11SQCh. 3 - In a mitochondrion, where are the electron...Ch. 3 - Prob. 1CTCh. 3 - Jogging is considered aerobic exercise because the...Ch. 3 - Section 3.17 mentions that arsenic poisons human...Ch. 3 - The cells of your body never use nucleic acids as...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- The diffusion of water across a selectively permeable membrane is called? A. Active transport B. Facilitated diffusion C. Osmosis D. Cell membranearrow_forwardWhen cellular transport through the plasma membrane must be provided with energy in form of ATP to power the transport process, what is this called? A. Selective permeability B. Passive transport C. Active transport D. Diffusionarrow_forward38. _______________ is non-selective type of endocytosis, transporting substances into the cell. a. phagocytosis b. pinocytosis c. receptor-mediated endocytosis d. a and b e. a and carrow_forward
- The movement of both oxygen and carbon dioxide in the body is accomplished by a. Diffusion b. Endocytosis c.exocytosis d. Osmosisarrow_forwardWhich answer below best describes the cellular location of ActRIIB (Select one)? A. Endoplasmic Reticulum B. Nucleus C. Cell Surface D. Nucleolus E. Cytoplasmarrow_forwardWhich structure within the cell produces ATP (adenosine triphosphate)? A. the mitochondria B. the nucleus C. peripheral proteins D. the endoplasmic reticulumarrow_forward
- A transport protein requires ATP to pump sodium ions across a membrane. This is a case of_______ . a. passive transport c. osmosis b. active transport d. facilitated diffusionarrow_forwardThe principal force driving movement in diffusion is __________. a. temperature b. particle size c. concentration gradient d. membrane surface areaarrow_forwardMolecules that are too large to be moved across a cell membrane can enter the cell by? A. Diffusion B. Passive transport C. Osmosis D. Active transport B.passivearrow_forward
- What is the name of the mechanism that ensures that there is a higher concen- tration of sodium ions in the extracellular fluid than in the intracellular fluid? A. Facilitated diffusion B. The sodium-potassium pump C. Secondary active transport D. Osmosisarrow_forwardIf an animal cell is placed into an environment in which the solute concentration outside the cell is lower than inside the cell, the cell will_____________. A. pump water out B. shrink C. swell D. stay the same sizearrow_forwardThe plasma membrane of a cell is composed of a ________ ________ and regulates molecular passage via _______ ________. a. potassium bilayer, unidirectional diffusion b. phospholipid bilayer, selective permeability c. phospholipid bilayer, random permeability d. protein wall, osmotic pumpsarrow_forward
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