Question 5 2 pts Lipoproteins like LDL and HDL transport lipids and proteins thr

Question

Question 5 2 pts Lipoproteins like LDL and HDL transport lipids and proteins through the blood stream. Receptors on cells can bind to the lipoproteins and remove them from the blood, using the lipids for energy and to produce membranes. Which of the following mechanisms would be used to move a lipoprotein into a cell? Courses OActive transport Inbox O Facilitated diffusion Help O Diffusion O Exocytosis Question 6 2 pts diffusion O move from an area of greater concentration to one of lower concentration. O are limited to solvents O must have movements coupled to those of other substances. O may flow to a region of higher concentration by expenditure of energy. O are restricted to transport in one direction through the membrane, independent of the

Explanation / Answer

5.endocytosis

Cholesterol are attached to plasma membrane and form vesicles and proccessed

6. Limited to solvent

Polar molecule and large ion dissolved in water cannot diffuse through plasma membrane

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