9699451
Descripción
Test por Christine Davis - IU8, actualizado hace más de 1 año
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Creado por Christine Davis - IU8
hace más de 7 años
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Pregunta 1
Pregunta
What best explains the fluid mosaic model?
Respuesta
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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
Pregunta 2
Pregunta
What is the function of membrane carbohydrates?
Respuesta
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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
Pregunta 3
Pregunta
What macromolecule makes up the majority of the structural integrity of the plasma (cell) membrane?
Respuesta
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Glycolipids
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Phospholipids
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Lipids
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Proteins
Pregunta 4
Pregunta
Which portion of the phospholipid is polar or hydrophilic?
Respuesta
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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
Pregunta 5
Pregunta
The function of membrane proteins is to
Respuesta
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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
Pregunta 6
Pregunta
Plasma membranes make up all the organelles in a Eukaryotic cell.
Respuesta
- True
- False
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