Single Choice

A N$$_2$$ base together with pentose sugar and phosphate forms OR Building-block unit of nucleic acid is a

ANucleoside
BPolypeptide
CNucleotide
Correct Answer
DAmino acid

Solution

The two DNA strands are known as polynucleotides since they are composed of simpler units called nucleotides. Each nucleotide is composed of a nitrogen-containing nucleobase either guanine (G), adenine (A), thymine (T), or cytosine (C) as well as a monosaccharide sugar called deoxyribose and a phosphate group. Presnce of nitrogen base with a pentose sugar is the characteristic of DNA.


SIMILAR QUESTIONS

Cells - The Unit of Life

Select the correct option: Refer to the given reactions. (i) Adenine + X$$\rightarrow$$ Adenosine (ii) Adenosine+ Y$$\rightarrow$$ Adenylic acid What does X and Y represent here?

Cells - The Unit of Life

An acid soluble compound formed by phosphorylation of nucleoside is called

Cells - The Unit of Life

Both deoxyribose and ribose belong to a class of sugars called

Cells - The Unit of Life

An acid soluble compound formed by phosphorylation of nucleoside is called

Cells - The Unit of Life

Both deoxyribose and ribose belong to a class of sugars called

Cells - The Unit of Life

Genetic information is carried by the long chain molecules which are made up of

Cells - The Unit of Life

On an average, how many purine N$$_2$$ bases are present in single coil of DNA

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