Unit 3: Celluar Processes (Transport) Click to begin

What is the diffusion of water? A.) endocytosis B.) osmosis C.) exocytosisD.) homeostasis L B.) correct answer F

A.) tap waterB.) distilled water C.) bottled waterD.) sweet tea LF D.) correct answer Which of the following has the highest concentration of solute?

A.) diffusionB.) facilitated diffusion C.) osmosisD.) active transport LF D.) correct answer Which cell process will move substances against a concentration gradient?

A.) they would separateB.) they would swell C.) they would shrinkD.) no change LF What would happen to a saltwater plant’s cells if it was placed in distilled water? B.) correct answer

A.) active transportB.) exocytosis C.) endocytosisD.) diffusion LF Which of the following processes does NOT require cellular energy? D.) correct answer

A.) 2B.) 4 C.) 7D.) 13 LF Hydrochloric acid is a very strong acid. What is its pH value? A.) correct answer

A.) nitrogen baseB.) phosphate group C.) glucoseD.) oxygen LF Cells store energy in the form of ATP by adding what to ADP? B.) correct answer

A.) shrivelB.) swell C.) burstD.) no change LF What would happen to a person’s cells if he swallowed a glass of saltwater? A.) correct answer

A.) diffusionB.) osmosis C.) active transport D.) pinocytosis LF What process explains how oxygen is exchanged between the body’s cells and the bloodstream? A.) correct answer

A.) pinocytosisB.) osmosis C.) facilitated diffusion D.) exocytosis LF Cells are able to secrete wastes by what process? D.) correct answer

A.) the cell will swellB.) the cell will shrink C.) no change will occur D.) the solution will melt LF A cell with 5% solute concentration is placed into a solution with 15% solute concentration. What will happen? B.) correct answer

A.) permeabilityB.) mutations C.) buffers D.) antigens LF What helps cells minimize any changes in pH of the body’s internal environment? C.) correct answer

A.) concentration of ATP B.) thickness of the cell wall C.) absence of a cell wall D.) concentration of solutes LF What regulates the flow of water through a cell membrane? B.) correct answer

A.) gain water through osmosis B.) gain water by endocytosis C.) lose water through osmosis D.) lose water by exocytosis LF What would happen to a marine protozoan if it was removed from its normal habitat and placed into a freshwater pool? A.) correct answer

A.) Fluid Mosaic ModelB.) impervious barrier C.) semipermeable D.) phospholipid bilayer LF Which of the following is NOT used to describe a cell’s plasma membrane? B.) correct answer

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