9699451
Description
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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Question 1
Question
What best explains the fluid mosaic model?
Answer
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It is a model of mosaic molecules
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There are many components of structure that migrate from place to place
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It is a model that can move many molecules into and out of the cell
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It is a model of many beautiful structures
Question 2
Question
What is the function of membrane carbohydrates?
Answer
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Cell to cell or molecule transport recognition
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The process of diffusion
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The job of allowing the large molecules through the lipid bilayer
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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
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Glycolipids
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Phospholipids
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Lipids
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Proteins
Question 4
Question
Which portion of the phospholipid is polar or hydrophilic?
Answer
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The portion that allows only nonpolar molecules through the membrane
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The portion that will come in contact with water
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The inside portion only
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The hydrocarbon tails of the phospholipid
Question 5
Question
The function of membrane proteins is to
Answer
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allow all large material across the membranes
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provide a passage for the polar substances or large molecules to move across the membrane
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Allow substances that are non- polar substances and large to move across the membrane
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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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