Ch. 7 Quiz: 2023-2024

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Who discovered cells and gave them their name from looking at a piece of cork?

• Rudolph Virchow
• Robert Hooke
• Matthias Schleiden
• Anton Von Leeuwenhoek

Which invention allowed scientist to look at cells more in depth?

• Telecsope
• Kaliedescope
• Microscope
• Protractor

Tiny structures that carry out cell functions are called

• Animicules
• Organelles
• Tissues
• Ribosomes

Which is an example of an organ?

• Neurons
• Tissues
• Digestive system
• Brain

An organism keeping a constant internal environment is called?

• Lysis
• Facilitated Diffusion
• Homeostasis
• Synthesis

Which of the following is a function of the cell membrane?

• Breaks down lipids, carbohydrates and proteins from food.
• Stores water, salt, proteins, and carbohydrates.
• Regulates the transport of materials entering and exiting the cell.
• Provides energy for the cell.

Looking under a microscope, you note that the specimen is a prokaryotic cell. How did you come to this conclusion?

• The cell does not have cytoplasm.
• The cell does not have a cell membrane.
• The cell does not have a nucleus
• The cell does not have DNA.

Diffusion is the movement of particles from

• an area of low concentration to an area of high concentration.
• an area of high concentration to an area of low concentration.
• an area of equilibrium to an area of high concentration.

When the concentration of water in the solution is the same as the Cell. We call this solution what?

• Hypotonic
• Hypertonic
• Isotonic
• Plasmolyzed