5 Questions
Which state of matter has particles that are very far apart and move about randomly at high speeds?
Gas
In which form of passive transport do small molecules like oxygen, carbon dioxide, and water freely diffuse across the cell membrane?
Diffusion
What is the movement of water molecules from a region of higher water concentration to a region of lower water concentration through a selectively permeable membrane called?
Osmosis
Which type of transport requires cells to use up energy to move molecules across the cell membrane against the natural concentration gradient?
Active transport
How do materials like food particles move into the cell when they are too large to cross the cell membrane?
Endocytosis
Test your knowledge of cell biology with this quiz! Explore the functions of mitochondria, differences between plant and animal cells, and the role of the cell membrane in molecule movement.
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