Structure of Plasma Membrane — Transport & Homeostasis
Read this topicExplanations 4
- The Lipid Bilayer: A Fluid Mosaic The cell membrane (sometimes called plasma membrane) is a barrier surrounding cells. Plants and animal cells both have cell membranes that are …
By Deena Hauze, Alex Federspiel, Mario Janakis, Gabi Slizewska
- Plasma Membrane The plasma membrane, also known as the phospholipid bilayer, is the bubble which surrounds the cell. It makes sure all of the things that are supposed to be in t…
By Daniel, Deena Hauze, Mario Janakis
- Explanation #8767
By Gabi Slizewska, Mario Janakis
- (Video) In Da Club - Membranes & Transport by CrashCourse In this video, Hank Green goes through the following five things: Diffusion and osmosis Solute concentration (isotonic,…
By Valeri Natole, Mario Janakis
Problems 20
- The woah‾\underline{\phantom{woah}}woah helps keep foreign objects from entering the cell.
- If the lipid bilayer is a sandwich, what makes up the ingredients?
- Which of these molecules can diffuse through a plasma membrane the easiest?
- Which of these proteins is not embedded within the plasma membrane?
- Which of the following is false concerning the plasma membrane?
- Which of the following membrane proteins allows for the passive diffusion of water?
- The figure above shows 2 different types of hydrophobic tails that can be found in the membrane. What do we call structure B?
- What is the main function of the plasma membrane?
- Which of the following will make the plasma membrane the MOST fluid?
- What happens to the plasma membrane when the temperature is raised slightly?
- Which of the following would NOT require a transport protein in order to diffuse across the plasma membrane?
- How does the plasma membrane maintain homeostasis?
- Which macromolecule is the main component of the plasma membrane?
- If a cell was a house, the cell membrane would be like a woah‾\underline{\phantom{woah}}woah.
- What property of unsaturated fat molecules contributes to the fluidity of the plasma membrane?
- The most commonly accepted model of the plasma membrane, which says that the plasma membrane's many components come together to form a fluid structure, is called the woah‾\under…
- Eunice, a glucose molecule, is trying to get inside a cell. Unfortunately, the cell membrane won't let her in without the aid of a transport protein! A grumpy security guard pro…
- Cholesterol helps to maintain the structural integrity of the plasma membrane. At low temperatures, cholesterol woah‾\underline{\phantom{woah}}woah fluidity. At high temperatur…
- Which of these structures can be found in the plasma membrane? Select all that apply.
- A glucose molecule and a hydrogen ion are racing to a finish line located inside of a cell. Both will have to pass through the cell membrane to reach the finish line. The glucos…