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Questions and Answers
What is the main function of proteins in the cell membrane?
What is the main function of proteins in the cell membrane?
- Maintain the cell's chemical climate and assist in molecule transfer (correct)
- Form a lipid bilayer
- Assist in forming amphipathic molecules
- Give membranes flexibility
Which component forms a lipid bilayer in the cell membrane?
Which component forms a lipid bilayer in the cell membrane?
- Cholesterol
- Lipids
- Proteins
- Phospholipids (correct)
What is the main role of cholesterol in animal cell membranes?
What is the main role of cholesterol in animal cell membranes?
- Monitor and maintain the cell's chemical climate
- Assist in molecule transfer
- Provide structural support and regulate fluidity (correct)
- Form a lipid bilayer
Why are phospholipids considered amphipathic molecules?
Why are phospholipids considered amphipathic molecules?
Which component helps to give membranes their flexibility?
Which component helps to give membranes their flexibility?
What makes the lipid bilayer semi-permeable?
What makes the lipid bilayer semi-permeable?
What is the function of glycoproteins in the cell membrane?
What is the function of glycoproteins in the cell membrane?
Which statement best describes the composition of the cell membrane?
Which statement best describes the composition of the cell membrane?
What is the primary function of the cell membrane?
What is the primary function of the cell membrane?
In what type of cells are glycoproteins found?
In what type of cells are glycoproteins found?
What role do receptor proteins play in cell function?
What role do receptor proteins play in cell function?
What is meant by the term 'semi-permeable' when describing the cell membrane?
What is meant by the term 'semi-permeable' when describing the cell membrane?
Which component of the plasma membrane is important for cell recognition and acts as receptors and antigens?
Which component of the plasma membrane is important for cell recognition and acts as receptors and antigens?
What is the main role of glycolipids in the plasma membrane?
What is the main role of glycolipids in the plasma membrane?
What type of molecules make up the majority of the cell membrane's composition?
What type of molecules make up the majority of the cell membrane's composition?
What is a characteristic feature of phospholipids in a cell membrane?
What is a characteristic feature of phospholipids in a cell membrane?
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