10 Questions
What is the function of the membranes in cells?
To separate the inside of the cell from the outside
What does homeostasis refer to in the context of cells?
The ability to maintain stable, constant internal conditions
Which type of cells contain a nucleus and organelle structures?
Eukaryotic cells
What surrounds eukaryotic cells and acts like the walls of a house?
Plasma membrane
Why do living organisms need to maintain cellular barriers?
For growth, reproduction, and homeostasis
What is the process called when molecules move from an area of high concentration to an area of low concentration without the cell doing any work?
Passive transport
Which process involves the cell actively pumping molecules through transport proteins in the cell membrane?
Active transport
What is the process of exporting material out of the cell called?
Exocytosis
Which cellular process helps in maintaining body temperature through heat generation?
Metabolism
What is the tendency for particles to spread out evenly in an available space called?
Diffusion
Test your knowledge of cell membranes and their role in maintaining different internal and external cellular environments. Explore the importance of cellular barriers in living organisms.
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