What is the function of the cell membrane?
Cell Membrane and Transport

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•
Science, Biology
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The cell membrane controls the movement of substances in and out of the cell, providing protection and support.
2.
FLASHCARD QUESTION
Front
Define Passive Transport.
Back
Passive transport is the movement of substances across a cell membrane without the use of energy, following the concentration gradient.
3.
FLASHCARD QUESTION
Front
What is Facilitated Diffusion?
Back
Facilitated diffusion is a type of passive transport that uses protein channels to help move molecules across the cell membrane.
4.
FLASHCARD QUESTION
Front
What are Phospholipids?
Back
Phospholipids are molecules that make up the cell membrane, consisting of a hydrophilic head and two hydrophobic tails.
5.
FLASHCARD QUESTION
Front
What does Selectively Permeable mean?
Back
Selectively permeable means that the cell membrane allows certain substances to pass while blocking others.
6.
FLASHCARD QUESTION
Front
What is the difference between Active Transport and Passive Transport?
Back
Active transport requires energy to move substances against their concentration gradient, while passive transport does not.
7.
FLASHCARD QUESTION
Front
What is Osmosis?
Back
Osmosis is the diffusion of water molecules through a selectively permeable membrane.
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