Which one of these molecules would not be in a membrane? HC-0 НО HC-0 HC-0 image A D Galactose is a sugar
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- Which plasma membrane component can be either found on its surface or embedded in the membrane structure? a. protein b. cholesterol c. carbohydrate d. phospholipidCell membranes consists mainly of ________ and ________ . a. lipids; carbohydrates c. lipids; phospholipids b. phospholipids; protein d. phospholipids; ECMThe passive movement of a solute through a membrane protein down its concentration gradient is an example of _________. a. osmosis b. active transport c. endocytosis d. diffusion
- Which of the following methods of transport is being used to transfer the substance into the cell in the accompanying graph? a. diffusion down a concentration gradient b. osmosis c. facilitated diffusion d. active transport e. vesicular transport f. It is impossible to tell with the information provided.A transport protein requires ATP to pump sodium ions across a membrane. This is a case of ______. a. passive transport b. active transport c. facilitated diffusion d. a and cwhich molecule can diffuse readily through the cell membrane oxygen O Protein O DNA
- Which of the following would pass most easily through a cell's membrane by simple diffusion? large hydrophobic molecules O large polar molecules O small charged molccules small non-polar molecules a 梦 メ bpWhich of these can never cross the lipid bilayer without the help of a transporter or a channel? O CO2 O 02 O water O Na+ O all of the above can diffuse through the lipid bilayer without transporter proteins or channelsThis specific major lipid component of Acid-fast cell wall is a strong "hydrophobic" molecule that affects its cell wall permeability
- https://online.pcc.edu/d2l/Ims/quizzing/user/ ttem t/quiz_st fatty acid Question 11 Which of the following is NOT a function of cell membranes? O autolysis during programmed cell death cytokinesis during telophase active transport in and out of cells regulation of cellular homeostasis Question 12 Translation of mRNA occurs in the nucleus and forms a polypeptide True False Question 13 Which solute below forms ions in solution but doesn't alter pH? glucose a base VO a salt waterWhich of the following subcellular structures facilitates intracellular transport? A lysosomes B peroxisomes vesicles ribosomesBelow is the skeletal formula of a molecule typically found in cell membranes. What type of molecule is this and how can you tell? What are the functions of this type of molecule in the plasma membrane of a cell? H HO CH3 CH3 C-H + H-C-H H