Transmembrane Proteins That Make Up Enzymes in the Plasma Membrane

question 63

Multiple Choice

Transmembrane proteins that make up enzymes in the plasma membrane are made up of hydrophilic and hydrophobic regions.Most amino acids embedded in the membrane are , while most amino acids facing the extracellular fluid are .

• A)hydrophilic; hydrophilic
• B)hydrophilic; hydrophobic
• C)hydrophobic; hydrophobic
• D)hydrophobic; hydrophilic
• E)lipophilic; lipophobic