Physiology A negatively charged molecule is filtered with more difficulty’ compared to a positive one because – A Presence of negatively charged sialoproteins on the filtering membrane B Negatively charged molecules are larger C Postively charged proteins on filtering membrane D Urine is acidic 💡 Explanation A negatively charged molecule is filtered with more difficulty' compared to a positive one because - ✓ Correct Answer: A. Presence of negatively charged sialoproteins on the filtering membrane