You could tell them that the food chain is basically something that shows the feeding relationship between different living things. The food chain represents a series of food and energy are transferred from one organism in an ecosystem to another.<span />
Failure. Why we fail, How we fail. Who thinks we fail. and how it leads to success even though we don't know if we're really successful.
Sublingual, IV, IM, insufflation, Skin absorbtion, Plugging, inhalation, eye absorbtion, and of course, swallowing. Discounting Skin and eye absorbtion, youve got 7 so i would go with that.
