Physiology Which statement is true for both pinocytosis and phagocytosis? A Involves the recruitment of actin filaments B Occurs spontaneously and nonselectively C Endocytotic vesicles fuse with ribosomes that release hydrolases into the vesicles D Is only observed in macrophages and neutrophils 💡 Explanation Which statement is true for both pinocytosis and phagocytosis? ✓ Correct Answer: A. Involves the recruitment of actin filaments