the mechanism in which the end product of a metabolic pathway inhibits an earlier step in the pathway is most precisely described as

What is the question? if you were looking to design a method of separating something, you can separate this compound by putting both in water and allowing the water to dissolve the sugar. then pour it into another beaker and evaporate it then boom! salt and sugar : ) 

Because people are wasting it

Idk little ngr try paying attention in school and you would know ngr

Human embrogeneis(plus i cant see the image)