Practice Quiz

NREMT Advanced EMT

Category - Medical Knowledge

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What assists certain molecules to cross the cell membrane by binding?
  1. Sugar
  2. Protein
  3. Starch
  4. Fats
Explanation
Answer - B - Protein assists certain molecules to cross the cell membrane by binding. Proteins, specifically helper proteins, assist certain molecules to cross the cell membrane by binding with the molecule and then changes its configuration to enter the cell where it releases the molecule.
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