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How can membrane associated proteins be distinguished?

1) By their location within the cell membrane
2) By their interaction with other proteins
3) By their role in cellular processes
4) By their size and shape

User Uptown
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Final answer:

Membrane-associated proteins can be distinguished by their location, interaction, role, and size/shape. Integral proteins are embedded in the membrane, while peripheral proteins are loosely associated. They interact with other proteins, have various roles in cellular processes, and can vary in size and shape.

Step-by-step explanation:

Membrane-associated proteins can be distinguished by multiple factors including their location within the cell membrane, their interaction with other proteins, their role in cellular processes, and their size and shape.

  1. Location within the cell membrane: Some proteins are embedded within the lipid bilayer (integral proteins) while others are loosely associated with the membrane (peripheral proteins).
  2. Interaction with other proteins: Membrane proteins often form complexes with other proteins, allowing them to carry out specific functions such as transport, signaling, or enzymatic activity.
  3. Role in cellular processes: Different membrane-associated proteins have distinct roles in various cellular processes such as transport of molecules across the membrane, cell adhesion, cell signaling, and maintaining cell structure.
  4. Size and shape: Membrane-associated proteins can vary in size and shape, with some spanning the entire membrane (transmembrane proteins) and others being attached to the membrane from only one side (integral monotopic proteins).

User Thebringking
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