RNA can act as

(1)Adapter molecule

(2)Catalytic molecule as well as Genetic material

(3)Structural molecule

(4)All of the above

Subtopic:  The DNA |
 94%
From NCERT
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How many types of nucleic acids are found in the living system?

(1)1

(2)2

(3)4

(4)3

Subtopic:  The DNA |
 81%
From NCERT
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The new era of genomics started with the determination of

(1) human genome sequence

(2)bacteria genome sequence

(3)discovery of PCR

(4)protein sequencing

Subtopic:  The DNA | Human Genome Project |
 87%
From NCERT
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The most interesting molecule in the living system is

(1) the most abundant genetic material

(2)the genetic material in most of the organisms

(3)the long polymer of deoxyribonucleotides

(4)all of the above

Subtopic:  The DNA |
 90%
From NCERT
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Which organism has more base pairs ?

1. E.coli

2. Bacteriophage

3. human

4. Yeast

Subtopic:  The DNA |
 81%
From NCERT
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How many types of nitrogenous bases are present in nucleic acid

(1) 4

(2) 3

(3) 5

(4) 6

Subtopic:  The DNA |
 59%
From NCERT
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Distance between two consecutive nucleotide pairs of DNA is

(1)0.34nm

(2)34angstrom

(3)3.4 micrometre

(4)34nm

Subtopic:  DNA Double Helix |
 87%
From NCERT
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If there are 10,000 nitrogenous base pairs in a DNA then how many nucleotides are there

(1)500

(2)10,000

(3)20,000

(4)40,000

Subtopic:  DNA Double Helix |
 59%
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If there are 10,000 nitrogenous base pairs in B-DNA then its length will be

(1)340nm

(2)3400nm

(3)34000nm

(4)340000nm

Subtopic:  DNA Double Helix |
 62%
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Cytidine is a

(1)nucleoside

(2)nitrogen base

(3)nucleotide

(4)nucleic acid

Subtopic:  The DNA |
 72%
From NCERT
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