Mutualism, commensalism and parasitism
Answer:
Explanation:
The more the pressure, the faster the molecules will move for they are being pushed faster across a low concentration.
Vesicles form naturally during the process of secretion(exocytosis), uptake (phagocytosis and endocytosis) and transport of materials within the cytoplasm. Alternatively, they may be prepared artificially, in which case they are called liposomes.