Chapter 5, Problem 6FTB

Summary Introduction

To review:

The given blank space in the statement, “The general process by which fluids or particles are transported into cells is called ______. Does this process require energy? ________. The specific term for engulfing fluid is __________, and the term for engulfing particles is _________. The engulfed substances are taken into the cell in membrane enclosed sacs called _______.”

Introduction:

Transport of molecules across a membrane is one of the most common cellular activities that occur within the body and generally requires energy input. Some processes like diffusion, active transport, endocytosis, and exocytosis are important for maintenance of concentration gradients, acquiring food, and expelling wastes.