Q. For transmembrane movement, which is TRUE? (Solved)
1. exocytosis requires Ca2+ and energy
2. Na+ -K+ -ATPase is an example of facilitated diffusion
3. amiloride activates epithelial Na+ channels
4. clathrin is essential for vesicle exocytosis
5. water can only enter cells via water channels
- a. exocytosis requires Ca2+ and energy