Advertisements
Advertisements
प्रश्न
The following statement applies to DNA only, some to RNA only, and some to both. Label them accordingly.
The polynucleotide contains uracil. (________)
उत्तर
The polynucleotide contains uracil. (RNA)
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 contains D-ribose. (_______)
Draw a neat diagram for the following:
One purine base from nucleic acid
Define the following term.
nucleotide
An example of feedback inhibition is ______.
Distinguish between Nitrogen base and a base found in inorganic chemistry.
Write the characteristic feature of DNA.
Pentose sugar present in RNA is ______
______ is NOT a pyrimidine.
Identify the INCORRECT match.
Watson and Crick are known for their discovery of ______.
DNA consists of two complementary nucleotide chains. If the sequence of nucleotide in one of the chains is 5' AGCTTCGA3', then the nucleotide sequence in the other chain shall be ______.
Nucleotides = ____________.
Identify the CORRECT statement.
Nucleotides are linked together through ____________.
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?
If one strand of the DNA has the sequence ‘ATGCTTGA’, then the sequence of complementary strand would be ____________.
What type of linkages holds together monomers of DNA?
Give any three differences between DNA and RNA.
Write a note on the formation of α-helix.
Which of the following are substituted purines?
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 ______.
Give names of the purines.
Which of the following is not present in a nucleotide?
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.
