Cell Membranes Crossword Puzzle

QUESTIONS LIST:

• phospholipid: the main component of membranes.
• cholesterol: maintains stability and regulates fluidity of the membrane.
• glycolipid: a lipid with a carbohydrate group attached.
• glycoprotein: a protein with a carbohydrate group attached.
• channel protein: allows small molecules to pass through the membrane by facilitated diffusion.
• carrier protein: allows molecules to pass through the membrane by facilitated diffusion or active transport.
• saturated: a fatty acid tail with other single carbon to carbon bonds.
• unsaturated: a fatty acid tail with at least one carbon to carbon double bond.
• intrinsic: a protein that is found within the bilayer.
• extrinsic: a protein that is found on one side of the bilayer.
• diffusion: passive movement of molecules down a concentration gradient.
• active transport: movement of molecules against a concentration gradient using atp.
• osmosis: movement of water molecules down a water potential gradient through a partially permeable membrane.
• exocytosis: movement of a substance out of the cell using vesicles.
• isotonic: when two solutions have the same water potential.
• hypertonic: when a solution has a lower water potential than the other.
• hypotonic: when a solution has a higher water potential that the other.