Christine Davis - IU8
Quiz por , criado more than 1 year ago

Biology (Cellular Transport) Quiz sobre Cellular Structures of the Plasma Membrane and Their Function, criado por Christine Davis - IU8 em 01-08-2017.

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Christine Davis - IU8
Criado por Christine Davis - IU8 mais de 7 anos atrás
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Cellular Structures of the Plasma Membrane and Their Function

Questão 1 de 6

2

What best explains the fluid mosaic model?

Selecione uma das seguintes:

  • 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

Explicação

Questão 2 de 6

2

What is the function of membrane carbohydrates?

Selecione uma das seguintes:

  • 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

Explicação

Questão 3 de 6

2

What macromolecule makes up the majority of the structural integrity of the plasma (cell) membrane?

Selecione uma das seguintes:

  • Glycolipids

  • Phospholipids

  • Lipids

  • Proteins

Explicação

Questão 4 de 6

2

Which portion of the phospholipid is polar or hydrophilic?

Selecione uma das seguintes:

  • 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

Explicação

Questão 5 de 6

1

The function of membrane proteins is to

Selecione uma das seguintes:

  • 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

Explicação

Questão 6 de 6

1

Plasma membranes make up all the organelles in a Eukaryotic cell.

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação