BIOMOLECULES AND ENZYMES

BIOLOGY

NUCLEIC ACIDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
parts of a nucleotide are ____ (Select three ____ )
A
Sugar/Monosaccharide
B
Nitrogenous base
C
Phosphate Group
D
Hydrogen
Explanation: 

Detailed explanation-1: -Hence the three components of a nucleotide are nitrogenous base, a pentose sugar, and phosphate.

Detailed explanation-2: -A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base.

Detailed explanation-3: -Adenine nucleotides and energy transfer Adenine nucleotides have the typical structure of nucleotides including the purine base adenine attached to a five-carbon sugar and one to three phosphate groups.

Detailed explanation-4: -Nucleotides contain three characteristic components: a nitrogenous base, a pentose, and one or more phosphate groups. The nitrogenous bases are derivatives of two parent heterocyclic compounds, purine and pyrimidine. The major pyrimidine bases are cytosine, thymine, and uracil.

Detailed explanation-5: -DNA and RNA are composed of nucleotides that are linked to one another in a chain by chemical bonds, called ester bonds, between the sugar base of one nucleotide and the phosphate group of the adjacent nucleotide. The sugar is the 3’ end, and the phosphate is the 5’ end of each nucleiotide.

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