Is the asexual process by which an organism grows a small version of itself on the body of the adult, which then pinches off when it is large enough to be independent. fission parthenogenesis mitosis regeneration budding

The answer is budding.  It starts by developing a small bud (outgrowth) of a side of the parent organism. The bud may progress from any part of the organism, but in most cases, there are special areas of the parent organisms that stimulates bud development.  

The short-term effect of tar on the body is increased blood pressure.