BIOMOLECULES AND ENZYMES

BIOLOGY

CARBOHYDRATES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Carbohydrtaes are made up of
A
CHO
B
CHON
C
CHONS
D
CHONPS
Explanation: 

Detailed explanation-1: -Carbohydrates are composed of carbon, hydrogen, and oxygen and have a general formula that approximates CH2O.

Detailed explanation-2: -Carbohydrates and lipids are made of only carbon, hydrogen, and oxygen (CHO). Proteins are made of carbon, hydrogen, oxygen, and nitrogen (CHON). Nucleic acids such as DNA and RNA contain carbon, hydrogen, oxygen, nitrogen, and phosphorus (CHON P).

Detailed explanation-3: -Glucose has an aldehyde group (-CHO) on carbon atom number one and is therefore called an “aldose, ” also it has six carbon atoms (a hexose) so it can be called an “aldohexose.” The reactive group on fructose, however, is a ketone group (-C=0) on carbon number two.

Detailed explanation-4: -Carbohydrate is made up of carbon, hydrogen and oxygen. Its chief function is to provide energy for physiological activities. Starch, sugar, glucose and cellulose are different forms of carbohydrate. Carbohydrate is present in plenty in cereals and tubers in the form of starch.

Detailed explanation-5: -The general chemical formula of carbohydrate is (CH2O)n. For example-in the case of glucose, substitute n=6, then the chemical formula of glucose is C6H12O6.

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