SSC Ecology And Environment Sample Paper NCERT Sample Paper-2

  • question_answer
    A new species can be developed by

    A)  Mutation and isolation

    B)  Isolation and competition

    C)  Mutation and competition

    D)  Variation and competition

    Correct Answer: A

    Solution :

    [a] In biology, a mutation is a permanent alteration of the nucleotide sequence of the genome of an organism, virus, or extra chromosomal DNA or other genetic elements. In microbiology, the term isolation refers to the separation of a strain from a natural, mixed population of living.

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