Advertisements
Advertisements
प्रश्न
Give names of the purines.
Advertisements
उत्तर
Adenine and Guanine
APPEARS IN
संबंधित प्रश्न
Give scientific reasons:
On complete hydrolysis DNA gives equimolar quantities of adenine and thymine.
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. (________)
The following statement applies to DNA only, some to RNA only, and some to both. Label them accordingly.
The polynucleotide contains guanine. (_______)
Draw structure of following.
2-Deoxy-D-ribose
An example of feedback inhibition is ______.
Write the characteristic feature of DNA.
Explain the structure and function of different types of RNA.
Pentose sugar present in RNA is ______
Watson and Crick are known for their discovery of ______.
Nucleotides = ____________.
Identify the CORRECT statement.
Nucleotides are linked together through ____________.
What type of linkages holds together monomers of DNA?
What are different types of RNA which are found in cells?
Write a note on the formation of α-helix.
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 ______.
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
Which of the following are correct combination of purine bases?
Write the structure of D-ribose.
Define the Nucleic acids.
Name two kinds of nucleic acids.
Identify the INCORRECT statement regarding nuclein.
