Which ethnic group in the united states is burdened with the greatest rates of hiv infection according to 2015 reports?

How does the endocrine system affect the body's functions? o o o o it secretes enzymes directly into the bloodstream. it secretes hormones directly into the bloodstream. it secretes enzymes through ducts to the surface of organs. it secretes hormones through ducts to the surface of organs.

Does anyone know how to dissect a frog or baby squid?

Describe in your own words three purposes of human services.