Match the term with its correct description: a. transport protein b. active transport c. diffusion d. passive transport e. osmosis f. endocytosis g. exocytosis h. equilibrium The diffusion of water through a cell membrane The movement of substances through the cell membrane without the use of cellular energy Used to help substances enter or exit the cell membrane When energy is required to move materials through a cell membrane When the molecules of one substance are spread evenly throughout another substance to become balanced A vacuole membrane fuses (becomes a part of) the cell membrane and the contents are released

Match the term with its correct description: a. transport protein b. active transport c. diffusion d. passive transport e. osmosis f. endocytosis g. exocytosis h. equilibrium The diffusion of water through a cell membrane The movement of substances through the cell membrane without the use of cellular energy Used to help substances enter or exit the cell membrane When energy is required to move materials through a cell membrane When the molecules of one substance are spread evenly throughout another substance to become balanced A vacuole membrane fuses (becomes a part of) the cell membrane and the contents are released

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter3: The Plasma Membrane And Membrane Potential

Section: Chapter Questions

Problem 6RE

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Similar questions

Distinguish between the following pairs of terms: a. diffusion; osmosis b. passive transport; active transport c. endocytosis; exocytosis
The principal force driving movement in diffusion is______. a. temperature b. particle size c. concentration gradient d. membrane surface area
A transport protein requires ATP to pump sodium ions across a membrane. This is a case of ______. a. passive transport b. active transport c. facilitated diffusion d. a and c
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
Water moves via osmosis _______. a. throughout the cytoplasm b. from an area with a high concentration of other solutes to a lower one c. from an area with a low concentration of solutes to an area with a higher one d. from an area with a low concentration of water to one of higher concentration
The tails of the phospholipids of the plasma membrane are composed of _____ and are _____? a. phosphate groups; hydrophobic b. fatty acid groups; hydrophilic c. phosphate groups; hydrophilic d. fatty acid groups; hydrophobic
Most of a membranes diverse functions are carried out by ________ . a. proteins c. nucleic acids b. phospholipids d. hormones
List the means of unassisted membrane transport.
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.
A blood cell with a 2% internal solute concentration is placed in a solution that has a 0.2% solute concentration. The solute is impermeable to the plasma membrane. How would you classify the solution compared to the cell – hypotonic, hypertonic or isotonic? Why? (2 pts.) B) Will the solutes move across the membrane? Why or why not? C) What type of transport would occur in this situation – diffusion, facilitated diffusion, osmosis, active transport or bulk transport. Explain. D) What would happen if the cell began to produce a new membrane protein that allowed the solutes to freely move in across the membrane? ould this change your answer to Part C? Explain.
The movement of molecules from an area of low concentration outside of the cell membrane to an area of high concentration within a cell membrane is most likely which of the following types of transport? a. exocytosis b. diffusion c. endocytosis d. osmosis
Facilitated diffusion differs from active transport in thatfacilitated diffusiona. expends no ATP.b. moves molecules from an area of higher concentration toone of lower concentration.c. does not require a carrier protein for transport.d. moves molecules in vesicles across a semipermeablemembrane.