1.

    A mutation changes a codon from UCG to UAG. This mutation is a:

    A

    Missense mutation

    B

    Silent mutation

    C

    Frameshift mutation

    D

    Nonsense mutation

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Molecular Basis of Inheritance
    🎯Topic:Dna
    🎓 Ncert Level:Understanding
    🎯Difficulty :Hard
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Mutations, Genetic Code

    Related Questions

    1.

    Which one of the following statements is incorrect about the properties of DNA?

    A

    DNA is a double helix.

    B

    Adenine pairs with Thymine, and Guanine pairs with Cytosine.

    C

    DNA has a sugar-phosphate backbone.

    D

    DNA is always linear.

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Molecular Basis of Inheritance
    🎯Topic:Dna
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :DNA structure, DNA denaturation, UV absorption, protein synthesis, nitrogenous bases

    2.

    DNA is denatured by

    A

    Heat

    B

    Acid

    C

    DNA polymerase

    D

    Both (a) and (b)

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Molecular Basis of Inheritance
    🎯Topic:Dna
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :DNA denaturation, heat, acid

    3.

    DNA is denatured by

    A

    Heat

    B

    Acid

    C

    DNA polymerase

    D

    Both (a) and (b)

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Molecular Basis of Inheritance
    🎯Topic:Dna
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :DNA denaturation, factors affecting DNA stability

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