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प्रश्न
The following statement applies to DNA only, some to RNA only, and some to both. Label them accordingly.
The polynucleotide is double stranded. (_______)
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उत्तर
The polynucleotide is double-stranded. (DNA)
APPEARS IN
संबंधित प्रश्न
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 _________________
Draw structure of following.
2-Deoxy-D-ribose
Draw structure of following.
Cytosine
Distinguish between Nitrogen base and a base found in inorganic chemistry.
Write the characteristic feature of DNA.
______ is a single ring compound.
Pentose sugar present in RNA is ______
______ is NOT a pyrimidine.
In an experiment, DNA was found to have 31 % adenine and 19% guanine. Identify the percentage of cytosine in the given molecule of DNA.
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 ______.
DNA differs from RNA in ______.
____________ bonds are absent in DNA.
Nucleotides = ____________.
Purine derivative among the following bases is ____________.
The pyrimidine bases present in DNA are ____________.
What are different types of RNA which are found in cells?
Complete the flow chart on central dogma.
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 ______.
What type of sugar molecule is present is DNA?
Which carbon atom of deoxy Ribose sugar in DNA does not contain \[\begin{array}{cc}|\phantom{...}\\\ce{- C - OH}\\|\phantom{....}\\ \end{array}\] bond?
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 statements are correct?
- In animals, the causative agent of foot and mouth disease in single stranded RNA Aphthovirus.
-
In animals foot and mouth disease spreads by direct or indirect contact.
-
Anthrax is a disease of domestic animals caused by Bacillus anthracis.
-
Rinderpest is a contagious bacterial disease of cattle.
Identify the INCORRECT statement regarding nuclein.
Match List - I with List - II.
| List - I | List - II |
| A. Adenosine | I. Nitrogen base |
| B. Adenylic acid | II. Nucleotide |
| C. Adenine | III. Nucleoside |
| D. Alanine | IV. Amino acid |
Choose the option with all correct matches.
