12 Questions
What is the function of cytoplasm in a cell?
Contains cellular contents, site of many chemical reactions
What is the fluid portion of cytoplasm called and what does it contain?
Cytosol; water, ions, glucose, amino acids, etc.
Where are ribosomes located in a cell and what is their primary function?
Floating in cytoplasm and attached to the endoplasmic reticulum; make proteins for the cell
What is the function of mitochondria in a cell?
Convert food into energy for the cell
What is the role of lysosomes in a cell?
Contain chemicals that break down materials in the cell
What is the function of endoplasmic reticulum in a cell?
Carries proteins and materials from one part of the cell to another
What is the principal parts of a cell?
Plasma membrane, Nucleus, and Cytoplasm (+ its organelles)
What is the function of the plasma membrane?
Acts as a barrier, controls flow of substances, helps identify the cell to other cells
What is the structure of the plasma membrane composed of?
Lipids (Phospholipids, Cholesterol, Glycolipids) and Proteins (Integral and Peripheral)
Why is the plasma membrane referred to as a phospholipid bilayer?
Because it is made up of 2 layers of phospholipids
What are the functions of the plasma membrane?
Acts as a barrier, controls flow of substances, helps identify the cell to other cells
How does the plasma membrane regulate the flow of materials into and out of a cell?
It is a selective barrier, allowing some molecules to cross while excluding others
Test your knowledge on cellular structure and function with this quiz. Learn about the principal parts of a cell including Plasma Membrane, Nucleus, and Cytoplasm. Explore the importance and functions of these cellular components.
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