Chromosomal Mutation Definition
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Questions and Answers

What is the result of the duplication of section 16A in Drosophila?

  • A narrower, oblong, bar-shaped eye with a few facets (correct)
  • A narrower, oblong, bar-shaped eye with many facets
  • No observable effect on the eye shape
  • A normal eye shape with a few facets
  • What is the term for the type of mutation that results in the loss or addition of chromosomes?

  • Aneuploidy (correct)
  • Translocation
  • Polyploidy
  • Point mutation
  • What is the effect of polyploidy on the fertility of plants?

  • It increases the fertility of plants
  • It completely eliminates the fertility of plants
  • It reduces the fertility of plants to varying degrees (correct)
  • It has no effect on the fertility of plants
  • What is the term for a mutation that occurs in the somatic cells and is not passed on to the next generation?

    <p>Somatic mutation</p> Signup and view all the answers

    What is the type of mutation that affects the structure of the chromosome, induced by changes in the nucleotide sequences?

    <p>Point mutation</p> Signup and view all the answers

    Polyploidy is a type of mutation that changes parts of a chromosome set.

    <p>False</p> Signup and view all the answers

    Translocation is a type of mutation where a part of a chromosome is transferred to a homologous chromosome.

    <p>False</p> Signup and view all the answers

    Hypoploidy is the result of aneuploidy caused by the addition of chromosomes.

    <p>False</p> Signup and view all the answers

    Missense mutation leads to the substitution of a base pair resulting in a premature stop codon.

    <p>False</p> Signup and view all the answers

    Silent mutations have observable effects on the phenotype of an organism.

    <p>False</p> Signup and view all the answers

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