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What are pyrimidines ?...

What are pyrimidines ?

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Pyrimidines are smaller sized nitrogen bearing biomolecules. They are 6 membered and bear one ring It has nitrogen atoms at two places 1 and 5 e.g. cytosine, thymine and uracil.
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Three pyrimidines are thymine, cytosine and .....

Name the pyrimidines found in DNA.

Knowledge Check

  • Polynucleotides are nucleic acid. Every nucleotide is made up of three parts, i.e, a pentose sugar , a heterocyclic nitrogenous base and phosphoric acid. Depending upon the type of sugar whether, ribose or 2-deoxyribose, nucleic acid are called RNA and DNA respectively. overall there are remaining three are pyrimidines . out of these five bases, each type nucleic acid has four of them. Which of the following sets of bases is present both in DNA and RNA

    A
    Adenine, uracil, thymine
    B
    Adenine, guanine, cytosine
    C
    Adenine,guanine,uracil
    D
    Adenine, guanine,thymine

  • Polynucleotides are nucleic acid. Every nucleotide is made up of three parts, i.e, a pentose sugar , a heterocyclic nitrogenous base and phosphoric acid. Depending upon the type of sugar whether, ribose or 2-deoxyribose, nucleic acid are called RNA and DNA respectively. overall there are remaining three are pyrimidines . out of these five bases, each type nucleic acid has four of them. Which base is found only in the nucleotides of RNA

    A
    Adenine
    B
    Uracil
    C
    Guanine
    D
    Cytosine and uracil

  • Polynucleotides are nucleic acid. Every nucleotide is made up of three parts, i.e, a pentose sugar , a heterocyclic nitrogenous base and phosphoric acid. Depending upon the type of sugar whether, ribose or 2-deoxyribose, nucleic acid are called RNA and DNA respectively. overall there are remaining three are pyrimidines . out of these five bases, each type nucleic acid has four of them. In nucleic acids, the nucleotides are linked to one another through

    A
    Hydrogen bond
    B
    Peptide bond
    C
    Glycosidic linkage
    D
    Phosphate groups

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