Pearson eText Biology: Life on Earth with Physiology -- Instant Access (Pearson+)
Pearson eText Biology: Life on Earth with Physiology -- Instant Access (Pearson+)
12th Edition
ISBN: 9780135755785
Author: Gerald Audesirk, Teresa Audesirk
Publisher: PEARSON+
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Chapter 5, Problem 4MC
Summary Introduction

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The process in which molecules move from “high concentration area to the lower concentration area” is called diffusion. The higher the concentration gradient, diffusion occurs more rapidly. High temperature also increases the rate of diffusion.

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The rate of diffusion increases if thea. concentration gradient decreases.b. temperature of a solution decreases.c. viscosity of a solution decreases.d. All of these are correct.
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Active transport of a substance across a membrane requiresa. a gradient b. the expenditure of ATP c. water d. diffusion
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