What is equilibrium in the context of cell transport?
Cell Transport

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Science
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Equilibrium refers to the concentration of molecules on one side of the membrane being equal to the other side of the membrane.
2.
FLASHCARD QUESTION
Front
What type of transport requires energy to move molecules against the concentration gradient?
Back
Active transport.
3.
FLASHCARD QUESTION
Front
What happens to a cell in a hypertonic solution?
Back
The cell loses water and shrinks.
4.
FLASHCARD QUESTION
Front
What is homeostasis?
Back
Balance, or maintaining relatively stable conditions.
5.
FLASHCARD QUESTION
Front
What does semi-permeable mean?
Back
To allow only some materials across the membrane.
6.
FLASHCARD QUESTION
Front
What is passive transport?
Back
The movement of molecules across a cell membrane without the use of energy.
7.
FLASHCARD QUESTION
Front
What is facilitated diffusion?
Back
A process that allows molecules to cross membranes with the assistance of special proteins.
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