Given a protein of 160 angstroms and a salt molecule of 5 angstroms, which statement best describes their movement during dialysis?

• A. The salt will pass through the membrane, but the protein will not.
• B. Both the protein and salt will pass through the membrane.
• C. The protein will pass through the membrane, but the salt will not.
• D. Neither the protein nor the salt will pass through the membrane.

Answer: (A)