Flashcards in Ch. 2 Deck (20):
Cellular contents between the plasma membrane and the nucleus
Liquid part of cytoplasm
Specialized structures with specific functions
Control center of cell
The plasma membrane contains a mix of?
Phorus, proteins and glycoproteins
Membrane proteins with carbohydrates attached to the proteins.
The basic framework of the plasma membrane is the ________?
3 type of lipid molecules are?
Phospholipids, cholesterol and glycolipids
Two major types of membrane protein?
Integral protein and peripheral protein
Integral protein which extends _____ the lipid bilayer among the fatty acid tails.
Contains a pore through which substances can move in and out of cell
Act as carriers which change shape as they move a substance from one side of the membrane to the other
Recognize and bind a specific molecule for cellular functions
Speed reactions inside or outside the membrane
Are loosely attached to the inner and outer surfaces of the membrane
-they serve as cell identity makers
Help cells to recognize cells of its own kind and respond to foreign cells
Plasma membrane allows some substances to move into and out of the cell but restricts the passage of others.
The lipid bilayer is permeable to _____ and to lipid-soluble molecules, fat-soluble vitamins, oxygen and ______ ______
2. Carbon dioxide
The lipid bilayer is NOT permeable to _____, large molecules and uncharged polar molecules such as _____ and ______ _____
3. Amino acids