Cell Membrane
Topic Page
Cell MembraneQuestions
- How is the cell membrane affected by temperature?
- How does the cell membrane change shape?
- How does a cell membrane affect water movement?
- Why are cell membranes selectively permeable?
- How does a cell membrane become polarized?
- How does the lipid bilayer form a barrier to molecules?
- How does cholesterol affect lipid bilayer?
- How do lipid bilayers form?
- How do ions cross the lipid bilayer?
- How can a molecule be hydrophobic?
- How do cells regulate ion movement?
- How does the structure of the cell membrane relate to its function?
- Does a paramecium have a cell membrane?
- What causes polarity in the cell membrane?
- What kinds of molecules pass through a cell membrane most easily? What properties of the molecules and the membrane allow this to happen?
- How do water molecules move through the cell membrane during osmosis?
- Why is the cell membrane described as semi-permeable?
- How do proteins contribute to the functions of the cell membrane?
- What is the function of cholesterol molecules in the cell membrane?
- What is the difference in the function of the proteins and carbohydrates attached to the cell membrane?
- What is the structure of a cell membrane?
- What functions do lipids, carbohydrates and proteins have in the cell membrane?
- Why is the cell membrane impermeable to some ions and glucose, but is permeable to alcohol and urea?
- What is the function of the lipid bilayer of the plasma membrane?
- What are some similarities and differences between a cell wall and a plasma membrane?
- How does the cell membrane affect the contents of a cell?
- What type of lipid is important in cell membranes?
- What are the main functions of the cell membrane?
- What is the function of phospholipids in the cell membrane?
- What is the main component of a cell membrane in the fluid-mosaic model?
- How do steroid hormones easily pass through cell membrane?
- What types of substances pass easily through living cell membranes?
- How is the structure of the cell membrane adapted to its function of selective permeability?
- What is the movement of materials through a cell membrane using the cell's energy?
- What is the role of protein channels in the cell membrane?
- Describe the cell membrane, cell wall, nucleus, and cytoplasm. Which of these structures are you likely to find in a prokaryotic cell, Eukaryotic cell, plant cell or animal cell?
- Which part of the cell membrane is nonpolar? How does this property contribute to the function of the cell membrane?
- How do oxygen and carbon dioxide molecules pass through the cell membrane?
- Why are cell membranes considered semipermeable?
- How do phospholipids arrange themselves into a bilayer?
- Chromosomes line up in the center of the cell during which phase?
- What does a cell membrane let through?
- What feature of a cell membrane allows it to repair itself quickly?
- Is the cell membrane the same as the plasma membrane?
- Why is it hard to see the plasma membrane in plant cells?
- Why does glycerol diffuse across the cell membrane faster than glucose?
- How does the cell membrane help maintain homeostasis?
- What are the functions of a cell membrane?
- Where does a cell membrane come into contact with water?
- What do proteins do in the cell membrane?
- What is the cell membrane and what is its function?
- How do molecules pass through the cell membrane?
- What part of the cell membrane is hydrophilic?
- What macromolecules make up the cell membrane?
- What is the difference between the cell wall and the cell membrane?
- If the cell membrane is semi permeable, how do the substances get through the cell wall?
- What are the components of a cell membrane?
- What is the difference between the cell membrane and cytoplasm in an animal cell?
- Why is the cell membrane selectively permeable?
- Why is the cell membrane called fluid mosaic?
- Why are cell membranes important?
- What is the cell membrane composed of?
- How does the cell membrane change over time?
- How does the cell membrane affect diffusion?
- How does temperature affect cell membrane?
- How does temperature affect the cell membrane?
- How does the cell membrane change shape?
- How do cell membranes protect the cell?
- How does a cell membrane become polarized?
- How do cell membranes adapt to cold temperatures?
- How do cell membranes help organisms maintain homeostasis?
- How does the cell membrane allow the cell to change in shape?
- How does the cell membrane change in appearance after exposure to the NaCl?
- What are some examples of substances that cross the cell membrane?
- How would you describe the role of proteins in the cell membrane?
- What is the principle of independent assortment?
- How do the non-polar hydrophobic tails/polar hydrophilic heads in phospholipid play a role in cell membrane formation?
- What could be function of nuclear membrane? It is porous and seems to allow materials to pass freely.
- What is the Unit membrane model of the plasma membrane?
- Question #a86b2
- What makes a cell membrane waterproof?
- Question #4a84c
- Question #1c487
- Why do the phospholipids surrounding the cell form a bilayer?
- Question #c7086
- Does the cell membrane allow something to move out of cell?
- What kind of structures are embedded in the plasma membrane?
- The plasma membrane is composed of ___% phospholipids?
- Question #8ef24
- Question #148e4
- When does an action potential occur in a cell membrane?
- What would happen if an animal cell had a cell wall?
- What molecules prevent cell membranes from dissolving?
- What is the movement of water molecules across a selectively permeable membrane known as?
- What is the region between the cell membrane and the nucleus that contains the cytosol and organelles?
- What functions does the cell membrane perform?
- What are the molecules in the plasma membrane that provide basic membrane structure, cell identity, and membrane fluidity?
- Which of the following is a role of the cell membrane?
- What is passive transport?
- What does the cell membrane control?
- What molecules pass through cell walls?
- What is the excretion of materials to the outside of a cell by discharging them from vesicles called?
- Question #984b2
- What is the function of the cell membrane?
- What is the structure of the cell membrane?
- What are the functions of the cell wall?