Cell Homeostasis Answers

Which homeostatic process requires energy to move particles across the plasma membrane?

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Which process is characterized by the movement of particles from an area of high concentration to an area of low concentration across the plasma membrane without the use of energy?

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How does the contractile vacuole in a single-celled organism function to maintain homeostasis?

For diffusion to occur, which condition must be met?

Which motion of particles across a membrane requires energy?

Which movement of particles would be most affected by a disorder that causes damage to carrier proteins?

Reptiles and birds excrete waste as an insoluble white solid that is called uric acid. How does this help them to maintain internal homeostasis in hot climates?