Why does the method of of cocaine administration make a difference in how a user is affected by this drug? use examples to substantiate your conclusions.

Stimulants refer to the drugs, which momentarily entices to better both the mental and physical activity of a human being. Cocaine is a strong stimulant, which is considered as a recreational drug.  

The pathway of cocaine administration influences how briskly the stimulant gets into the brain, and how powerful the rush will be as well as how long the high will endure. For example, smoking gets the components to the brain the most rapid, however, it high lasts for shorter duration.  

organisms that lack symmetry are called asymmetrical and belong to phylum porifera/sponges.

organisms with specialized stinging cells belong to phylum cnidaria. stinging cells are called cnidoblast cells.

cnidarians show two morphological forms : polyp (sessile) and medusa (mobile)

filter feeding is observed in porifera members.  

alternation of generation is observed in coelenterata or cnidaria. there is alternation of asexual polyp form and sexual medusoid form. it is also referred as metagenesis.