THE WORLD POPULATION AND THE TOP TEN. COUNTRIES WITH THE HIGHEST POPULATION. The ten countries with the largest population in the world today. are China, India, United States, Indonesia, Brazil, Pakistan, Nigeria, Bangladesh, Russia and Mexico. TOP TEN COUNTRIES WITH THE HIGHEST POPULATION.
Ester Definition. An ester is an organic compound where the hydrogen in the compound's carboxyl group is replaced with a hydrocarbon group. Esters are derived from carboxylic acids and (usually) an alcohol. While carboxylic acid has the -COOH group, the hydrogen is replaced by a hydrocarbon in an ester.
Testosterone esters: what they are and how they work. Much of the testosterone that is prescribed for the purposes of hormone therapy is in the form of testosterone esters.. An ester is simply a name for a chemical compound that is formed from reaction between a carboxylic acid and an alcohol.