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What characteristic do these membranes share, despite appearing as continuous sheets or films?

Options

  1. AThey are synthetic in nature
  2. BThey contain submicroscopic holes or pores
  3. CThey are made of animal origin only
  4. DThey are used in different processes

Correct answer

B. They contain submicroscopic holes or pores

Step-by-step solution

These membranes share the characteristic of containing submicroscopic holes or pores, despite appearing as continuous sheets or films.

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