Question: what are the steps of endocytosis?
Answer: Endocytosis Step 1. The cell comes into contact with a particle. Endocytosis Step 2. The cell membrane begins to wrap around the partile. Endocytosis Step 3. Once the particle is completely surrounded, a vesicle pinches off. Exocytosis Step 1. ...  Exocytosis Step 2. ...  Exocytosis Step 3.