Which of the following BEST describes the composition of the plasma membrane? a.Double layer of phospholipids, protein, carbohydrate and some cholesterol b.Lipoproteins in which triglycerides are a major component c.Cholesterol, proteins, and a small but significant amount of lipids d.A lipid bilayer formed mainly from cholesterol with protein attached to both sides
Which of the following BEST describes the composition of the plasma membrane? a.Double layer of phospholipids, protein, carbohydrate and some cholesterol b.Lipoproteins in which triglycerides are a major component c.Cholesterol, proteins, and a small but significant amount of lipids d.A lipid bilayer formed mainly from cholesterol with protein attached to both sides
Concepts of Biology
1st Edition
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:Samantha Fowler, Rebecca Roush, James Wise
Chapter3: Cell Structure And Function
Section: Chapter Questions
Problem 11RQ: The tails of the phospholipids of the plasma membrane are composed of _____ and are _____? a....
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1. Which of the following BEST describes the composition of the plasma membrane?
a.Double layer of phospholipids, protein, carbohydrate and some cholesterol
b.Lipoproteins in which triglycerides are a major component
c.Cholesterol, proteins, and a small but significant amount of lipids
d.A lipid bilayer formed mainly from cholesterol with protein attached to both sides
2.Which of the following is TRUE about the movement of water across membranes?
a.Water migrates to an area of low salt concentration.
b.Water migrates to an area with high lipid content
c.Water migrates to an area with high salt concentration.
d.Water migrates into and out of the cell at equal rates.
3. Which of the following molecules/ material can freely pass through the cell membrane's phospholipids?
a.carbon dioxide
b.lipids
c.oxygen molecule
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