Podcast
Questions and Answers
What determines the movement of compounds and charges across a concentration gradient?
What determines the movement of compounds and charges across a concentration gradient?
- The concentration of the compounds and charges (correct)
- The temperature of the solvent
- The size of the cell membrane
- The type of solvent used for dissolving
Which substances move more rapidly through diffusion?
Which substances move more rapidly through diffusion?
- Large particles
- Thicker, viscous solutions
- Small molecules (correct)
- Charged particles
Which process involves a series of enzymatically catalyzed reactions in which glucose is broken down to yield lactic acid and pyruvic acid?
Which process involves a series of enzymatically catalyzed reactions in which glucose is broken down to yield lactic acid and pyruvic acid?
- Electron transport chain
- Glycolysis (correct)
- ATP synthesis
- Krebs cycle
Where does glycolysis take place within the cell?
Where does glycolysis take place within the cell?
In facilitated diffusion, which hormone is required to help move glucose into the cells?
In facilitated diffusion, which hormone is required to help move glucose into the cells?
What is the distinguishing feature of active transport compared to diffusion?
What is the distinguishing feature of active transport compared to diffusion?
How many ATP molecules are gained during the breakdown of glucose into two three-carbon pyruvic acid molecules in glycolysis?
How many ATP molecules are gained during the breakdown of glucose into two three-carbon pyruvic acid molecules in glycolysis?
Which phase of cellular respiration yields as many as 36 ATP molecules per glucose molecule?
Which phase of cellular respiration yields as many as 36 ATP molecules per glucose molecule?
During cellular respiration, what is the final electron acceptor in the Electron Transport Chain?
During cellular respiration, what is the final electron acceptor in the Electron Transport Chain?
In the Krebs cycle, which molecule combines with a four-carbon oxaloacetic acid to form a six-carbon citric acid?
In the Krebs cycle, which molecule combines with a four-carbon oxaloacetic acid to form a six-carbon citric acid?
What is the total number of ATP molecules produced after both glycolysis and the Krebs cycle have occurred?
What is the total number of ATP molecules produced after both glycolysis and the Krebs cycle have occurred?
What is the purpose of ATP in cellular functions?
What is the purpose of ATP in cellular functions?
What is the main difference between pinocytosis and phagocytosis?
What is the main difference between pinocytosis and phagocytosis?
What happens to a cell placed in a hypertonic solution?
What happens to a cell placed in a hypertonic solution?
What is the function of the sodium/potassium pump mentioned in the text?
What is the function of the sodium/potassium pump mentioned in the text?
How does osmotic pressure affect the movement of water across a selectively permeable membrane?
How does osmotic pressure affect the movement of water across a selectively permeable membrane?
What is fluid balance?
What is fluid balance?
What triggers a person to feel thirsty?
What triggers a person to feel thirsty?
How does the body respond when fluid volume decreases?
How does the body respond when fluid volume decreases?
Why is it crucial to maintain the proper balance of fluids and electrolytes in the body?
Why is it crucial to maintain the proper balance of fluids and electrolytes in the body?
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