BIOLOGY
CARBOHYDRATES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
nitrogen
|
|
carbon
|
|
oxygen
|
|
hydrogen
|
Detailed explanation-1: -Some carbohydrates contain the elements, nitrogen and sulphur. One of the carbon atoms forms a carbonyl (aldehyde or ketone) group whilst the other carbon atoms exhibit hydroxyl groups.
Detailed explanation-2: -The correct answer is Fats. Fats do not contain nitrogen.
Detailed explanation-3: -There are four major classes of biological macromolecules-carbohydrates, lipids, proteins, and nucleic acids. Each are made up of different elements. Nitrogen is found in two of these macromolecules-proteins and nucleic acids.
Detailed explanation-4: -Proteins contains nitrogen. They are large biological molecules or macromolecules, consisting of one or more long chains of amino acids (organic compounds composed of amine (−NH2) and carboxylic acid(−COOH)).