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प्रश्न
Explain the two factors responsible for conferring stability to double helix structure of DNA.
उत्तर
Factors responsible for conferring stability to the double helix structure of DNA are
The two strands of DNA separated by heating come together when appropriate conditions are provided.
The presence of thymine at the place of uracil confirms additional stability to DNA.
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संबंधित प्रश्न
Draw a schematic diagram of a part of double stranded dinucleotide DNA chain having all the four nitrogenous bases and showing the correct polarity.
A DNA segment has a total of 1000 nucleotides, out of which 240 of them are adenine containing nucleotides. How many pyrimidine bases this DNA segment possesses?
A DNA segment has a total of 1,500 nucleotides, out of which 410 are Guanine containing nucleotides. How many pyrimidine bases this segment possesses ?
A DNA segment has a total of 2,000 nucleotides, out of which 520 are adenine containing nucleotides. How many purine bases this DNA segment possesses ?
Nucleoside is a nucleotide without________.
(A) Sugar
(B) Nitrogen base
(C) Hydrogen bond
(D) Phosphate group
Give the scientific term for the following:
The smallest unit of DNA can mutate.
Expand the following abbreviation :
rDT
What is RNA interference? Give any one application of RNA interference.
Which of the following sequences of mRNA will NOT translate completely?
Draw a well-labelled diagram of tRNA.
