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9699451
Cellular Structures of the Plasma Membrane and Their Function
Description
Biology (Cellular Transport) Quiz on Cellular Structures of the Plasma Membrane and Their Function, created by Christine Davis - IU8 on 01/08/2017.
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biology
cellular transport
Quiz by
Christine Davis - IU8
, updated more than 1 year ago
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Created by
Christine Davis - IU8
about 7 years ago
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Resource summary
Question 1
Question
What best explains the fluid mosaic model?
Answer
It is a model of mosaic molecules
There are many components of structure that migrate from place to place
It is a model that can move many molecules into and out of the cell
It is a model of many beautiful structures
Question 2
Question
What is the function of membrane carbohydrates?
Answer
Cell to cell or molecule transport recognition
The process of diffusion
The job of allowing the large molecules through the lipid bilayer
The job of keeping the good stuff in and the bad stuff out
Question 3
Question
What macromolecule makes up the majority of the structural integrity of the plasma (cell) membrane?
Answer
Glycolipids
Phospholipids
Lipids
Proteins
Question 4
Question
Which portion of the phospholipid is polar or hydrophilic?
Answer
The portion that allows only nonpolar molecules through the membrane
The portion that will come in contact with water
The inside portion only
The hydrocarbon tails of the phospholipid
Question 5
Question
The function of membrane proteins is to
Answer
allow all large material across the membranes
provide a passage for the polar substances or large molecules to move across the membrane
Allow substances that are non- polar substances and large to move across the membrane
Regulate only the water balance within the cell
Question 6
Question
Plasma membranes make up all the organelles in a Eukaryotic cell.
Answer
True
False
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