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प्रश्न
While analysing the DNA of an organism a total number of 5386 nucleotides were found out of which the proportion of different bases were: Adenine = 29%, Guanine = 17%, Cytosine = 32%, Thymine = 17%. Considering the Chargaff’s rule it can be concluded that ______.
विकल्प
It is single stranded DNA
it is a double stranded circular DNA
It is a double stranded linear DNA
No conclusion can be drawn
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उत्तर
While analysing the DNA of an organism a total number of 5386 nucleotides were found out of which the proportion of different bases were: Adenine = 29%, Guanine = 17%, Cytosine = 32%, Thymine = 17%. Considering the Chargaff’s rule it can be concluded that It is single stranded DNA.
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संबंधित प्रश्न
Which property of DNA double helix led Watson and Crick to hypothesise semi-conservative mode of DNA replication? Explain.
Chargaff’s rules are applicable to ______.
If a double stranded DNA has 20% of cytosine, what will be the percentage of adenine in it?
A nucleoside differs from a nucleotide. It lacks the ______.
Both deoxyribose and ribose belong to a class of sugars called ______.
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 ______.
If 30 percent of an organism’s DNA is thymine, then ______.
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 ratio is constant for DNA?
In the polynucleotide chain of DNA, a nitrogenous base is linked to the -OH of ______
Which of the following is a purine?
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?
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?
Polymerase chain reaction (PCR) amplifies DNA following the equation.
