10 Questions
What is the principal function of the plasma membrane in a cell?
Acts as a barrier separating inside and outside of the cell.
What are the main components of the plasma membrane?
Lipids (Phospholipids, Cholesterol, and 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 is the function of cholesterol in the plasma membrane?
To maintain the integrity and fluidity of the membrane.
How does the plasma membrane help identify the cell to other cells?
By acting as a marker through specific proteins and glycolipids on its surface.
What is the fluid portion of cytoplasm that contains water, ions, glucose, amino acids, and waste products?
Cytosol
Which organelle in the cell is known as the 'powerhouse' and converts food into energy?
Mitochondria
Which organelle contains chemicals that break down materials in the cell, acting as the cell's clean-up crew?
Lysosomes
What is the function of ribosomes in a cell?
Make proteins for the cell
What organelle carries proteins and other materials from one part of the cell to another?
Endoplasmic Reticulum (ER)
Test your knowledge on the basic structure and function of cells with this quiz. Learn about the plasma membrane, nucleus, cytoplasm, and organelles that make up a cell. Explore the scientific study of cellular biology.
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