8. Which enzyme helps transfer newly synthesized lipids from one monolaypr to the other? a. Transferase b. Flipase C Scr

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8 Which Enzyme Helps Transfer Newly Synthesized Lipids From One Monolaypr To The Other A Transferase B Flipase C Scr 1 (57.71 KiB) Viewed 40 times

8. Which enzyme helps transfer newly synthesized lipids from one monolaypr to the other? a. Transferase b. Flipase C Scramblase d. Transportase e. Upld pump 9. Which of the following is NOT a general class/function of membrane proteins? A) energy storage B) enzymes Creceptors D) anchors E) transporters and channels 10. What is responsible for polarizing a cell by preventing the diffusion of membrane proteins between the apical and basal sides of the cells? A) gap junction B) tight junction adhesion proteins D) anchoring proteins 11. Constitutive secretory pathway refers to what? a. The unregulated fusion of transport vesides with the plasma membrane b. External signal-dependent fusion of transport vesicles with plima membrane c Receptor-mediated endocytosis d. A negative feedback mechanism to limit cell membrane area 12. Maintaining balanced membrane area to compensate for exocytosis is accomplished by what mechanism? 2. Phagocytosis b. Pinocytosis Receptor-mediated endocytosis d. Opening water channels e. Membrane budding and fission 13. Glycerol serves as the backbone of many types of phospholipids. What is it's basic structure? A) a 2 carbon molecule with an attached phosphate B) a 2 carbon molecule with 2 hydroxyl groups Ca 3 carbon molecule with 2 hydroxyl groups and a phosphate D) a 3 carbon molecule with 3 hydroxyl groups E) a 3 carbon molecule with 3 fatty adds chains 14. What does phosphorylation of a pump do? a. creates a pore for lon diffusion b. changes conformation of the protein c turns the pump off d. allows transport of phosphate groups e. targets the pump for degradation