Which of the Following Membrane Activities Requires Energy from ATP

question 29

Multiple Choice

Which of the following membrane activities requires energy from ATP hydrolysis?

• A) facilitated diffusion of chloride ions across the membrane through a chloride channel
• B) movement of Na+ ions from a lower concentration in a mammalian cell to a higher concentration in the extracellular fluid
• C) movement of glucose molecules into a bacterial cell from a medium containing a higher concentration of glucose than inside the cell
• D) movement of carbon dioxide out of a paramecium

Interpret experimental data regarding genetic factors influencing obesity.

Distinguish between autotrophs and heterotrophs based on their energy sources.

Identify the characteristics of essential amino acids and their importance in nutrition.

Understand the structural and functional features of the vertebrate gut, including tissues and layers.

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