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प्रश्न
Retroviruses do not follow central Dogma. Comment.
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उत्तर
Genetic material of retrovirus is RNA. At the time of synthesis of protein, RNA is ‘reverse transcribed’ to its complementary DNA first, which is opposite to the central dogma. Hence, retrovirus are not known to follow central dogma.
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संबंधित प्रश्न
Group the following as nitrogenous bases and nucleosides:
Adenine, Cytidine, Thymine, Guanosine, Uracil and Cytosine.
If a double stranded DNA has 20 per cent of cytosine, calculate the per cent of adenine in the DNA.
One turn of DNA possesses ______.
In a DNA strand the nucleotides are linked together by ______.
Who amongst the following scientists had no contribution in the development of the double helix model for the structure of DNA?
How far is each base pair from the next one in DNA double helix model?
During in vitro synthesis of DNA, a researcher used 2’, 3’ – dideoxy cytidine triphosphate as raw nucleotide in place of 2’-deoxy cytidine. What would be the consequence?
The backbone of a polynucleotide chain is formed by which components?
Why is the name 'deoxyribonucleic acid' appropriate for DNA?
Pyrimidines differ from purines in their basic structural feature. Which statement is correct?
Which of the following nitrogenous bases is classified as a purine with a double-ring structure?
What structural difference exists between the pentose sugar found in DNA and the pentose sugar found in RNA?
The phosphate group in a nucleotide is attached to which carbon of the pentose sugar?
What type of bond connects a nitrogenous base to the pentose sugar in a nucleotide?
The backbone of a polynucleotide chain is formed by which components?
What is the significance of the 2′-OH group in ribose compared to deoxyribose?
Why is the name 'deoxyribonucleic acid' appropriate for DNA?
