Biology Honors: Ch 3B Cell Membrane Structure & Function
Flashcard
•
Biology
•
9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the ideal tonicity for a plant cell?
Back
Hypotonic
2.
FLASHCARD QUESTION
Front
How many sodium ions are transported out of the sodium-potassium pump?
Back
3
3.
FLASHCARD QUESTION
Front
What type of transport uses channel proteins to move molecules from higher to lower concentrations?
Back
Facilitated Diffusion
4.
FLASHCARD QUESTION
Front
What does it mean when a membrane is described as selectively permeable?
Back
Some molecules can cross the membrane while others cannot.
5.
FLASHCARD QUESTION
Front
What is the process called when large particles are released from the inside of the cell to the outside?
Back
Exocytosis
6.
FLASHCARD QUESTION
Front
What is the primary function of the cell membrane?
Back
To protect the cell and regulate what enters and exits.
7.
FLASHCARD QUESTION
Front
What is the difference between passive and active transport?
Back
Passive transport does not require energy, while active transport requires energy.
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