They move blood through out your body
Answer:
In primary succession, newly exposed or newly formed rock is colonized by living things for the first time. In secondary succession, an area that was previously occupied by living things is disturbed, then re-colonized following the disturbance.
During exocytosis, the vesicle membranes get integrated in the plasma membrane and during endocytosis, the plasma membrane pushes itself inward to form the vesicles. ... The other proteinous bodies of the vesicles are recycled by the cell by breaking them down and diffuses them in the cell cytosol
