6 Questions
What is the major component of cell membranes?
Lipids
What do phospholipids form in cell membranes?
A lipid bilayer
What is the function of cholesterol in animal cell membranes?
Prevents phospholipids from being too closely packed together
What is the role of receptor proteins in cells?
Help cells communicate with their external environment
Why are phospholipids considered amphipathic molecules?
Because they have hydrophilic and hydrophobic parts
What do structural proteins contribute to cells?
Give the cell support and shape
Test your knowledge of the structure and composition of cell membranes, including the mix of proteins and lipids, the role of phospholipids, and the flexibility provided by lipids. Explore the functions of proteins in monitoring and maintaining the cell's chemical climate.
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