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प्रश्न
Write the name of the base present in DNA but not found in RNA.
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उत्तर
Thymine
APPEARS IN
संबंधित प्रश्न
The following statement applies to DNA only, some to RNA only, and some to both. Label them accordingly.
The polynucleotide is double stranded. (_______)
The following statement applies to DNA only, some to RNA only, and some to both. Label them accordingly.
The polynucleotide contains uracil. (________)
Write the sequence of the complementary strand for the following segment of a DNA molecule.
5' - CGTTTAAG - 3'
Draw a neat diagram for the following:
dAMP
Draw a neat diagram for the following:
One purine base from nucleic acid
The sugar component of nucleotide unit in RNA is _________________
Define the following term.
nucleoside
An example of feedback inhibition is ______.
In 1924, Feulgen showed that ______ contain DNA.
Watson and Crick are known for their discovery of ______.
Nucleotides = ____________.
Purine derivative among the following bases is ____________.
Which of the following is not present in DNA?
What is the number of \[\begin{array}{cc}\\\backslash\phantom{.......}\\\phantom{}\ce{C = O}\\/\phantom{........}\end{array}\] groups present in nitrogen bases of nucleic acids, thymine and uracil respectively?
What type of linkages holds together monomers of DNA?
If Adenine makes 30% of the DNA molecule, what will be the percentage of Thymine, Guanine, and Cytosine in it?
When you take cells or tissue pieces and grind them with an acid in a mortar and pestle, all the small biomolecules dissolve in the acid. Proteins, polysaccharides and nucleic acids are insoluble in mineral acid and get precipitated. The acid soluble compounds include aminoacids, nucleosides, small sugars etc. When one adds a phosphate group to a nucleoside, one gets another acid soluble biomolecule called ______.
Which carbon atom of deoxy Ribose sugar in DNA does not contain \[\begin{array}{cc}|\phantom{...}\\\ce{- C - OH}\\|\phantom{....}\\ \end{array}\] bond?
The following ratio is generally constant for a given species
Refer to the given figure.
Select the option which correctly identifies.
Watson and Crick (1953) proposed DNA double helix model and won the Nobel Prize; their model of DNA was based on:
- X-ray diffraction studies of DNA were done by Wilkins and Franklin.
- Chargaff’s base equivalence rule
- Griffith's transformation experiment
- Meselson and Stahl's experiment
Write the structure of D-ribose.
What are the three distinct chemical components that make up a nucleotide?
According to Chargaff's Rule, what is the relationship between purines and pyrimidines in DNA?
What is the primary function of DNA in living organisms?
Which application of nucleic acid principles is used for personal identification and forensic investigation?
Which nitrogenous bases are classified as pyrimidines?
