Advertisements
Advertisements
प्रश्न
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?
Advertisements
उत्तर
Further polymerisation would not occur, as the 3’ OH on sugar is not there to add a new nucleotide for forming ester bond.
APPEARS IN
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.
If a double stranded DNA has 20% of cytosine, what will be the percentage of adenine in it?
In a DNA strand the nucleotides are linked together by ______.
A nucleoside differs from a nucleotide. It lacks the ______.
Who amongst the following scientists had no contribution in the development of the double helix model for the structure of DNA?
What is the nature of the strands of the DNA duplex?
How far is each base pair from the next one in DNA double helix model?
Synthesis of DNA from RNA is explained by ______.
H-bonds between Cytosine and Guanine are ______.
By which bonds the purine and pyrimidine pairs of Complementary Strands of DNA held together?
DNA is made of two chains that twist about one another in the shape of a ______.
______ occurs in RNA instead of the nitrogenous base thymine found in DNA.
Which of the following is a structural subunit of DNA?
In the polynucleotide chain of DNA, a nitrogenous base is linked to the -OH of ______
Which of the following is a purine?
Retroviruses do not follow central Dogma. Comment.
A short piece of DNA, having 20 base pairs, was analyzed to find the number of nucleotide bases in each of the polynucleotide strands. Some of the results are shown in the table.
| Number of nucleotide bases | ||||
| Adenine | Cytosine | Guanine | Thymine | |
| Strand 1 | 4 | 4 | ||
| Strand 2 | 5 | |||
How many nucleotides containing Adenine were present in strand 2?
