Chapter 5: Understanding DNA Mutation
19 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is mutation?

  • A phenomenon resulting in recombination of DNA sequences
  • A phenomenon resulting in alteration of DNA sequences (correct)
  • A phenomenon resulting in duplication of DNA sequences
  • A phenomenon resulting in deletion of DNA sequences

    • What is a classical example of point mutation?

  • Hemophilia
  • Cystic fibrosis
  • Sickle cell anemia (correct)
  • Down syndrome

    • What is the result of frame-shift mutations?

  • Alteration in chromosomes (correct)
  • Deletion of entire chromosomes
  • Insertion of base pairs of DNA
  • Duplication of DNA sequences

    • What is the term for mating between relatives?

    <p>Consanguineous mating</p> Signup and view all the answers

    In addition to recombination, what is another phenomenon that leads to variation in DNA?

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

    What are the chemical and physical factors that induce mutations referred to as?

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

    What does loss (deletions) or gain (insertion/duplication) of a segment of DNA result in?

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

    What is the result of a mutation in DNA sequences?

    <p>Changes in the genotype and phenotype</p> Signup and view all the answers

    Which phenomenon leads to variation in DNA, in addition to recombination?

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

    Where are genes known to be located, which make them susceptible to alterations due to chromosomal aberrations?

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

    What is the term for a mutation that arises from a change in a single base pair of DNA?

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

    What phenomenon results in alteration of DNA sequences?

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

    Where are genes known to be located?

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

    What is the term for a change in a single base pair of DNA?

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

    What causes frame-shift mutations?

    <p>Deletions and insertions of base pairs of DNA</p> Signup and view all the answers

    Which phenomenon leads to variation in DNA, along with recombination?

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

    What results from loss or gain of a segment of DNA?

    <p>Chromosomal aberration</p> Signup and view all the answers

    What induces mutations and is referred to as mutagens?

    <p>Chemical and physical factors</p> Signup and view all the answers

    In which cells are chromosomal aberrations commonly observed?

    <p>Cancer cells</p> Signup and view all the answers

    More Like This

    Genetic Approaches in Disease Research
    60 questions

    Genetic Approaches in Disease Research

    LogicalSquirrel avatar
    LogicalSquirrel
    DNA Sequences and Genetic Testing Quiz
    10 questions

    DNA Sequences and Genetic Testing Quiz

    PremierVuvuzela avatar
    PremierVuvuzela
    Mutation Example 3: DNA and mRNA Sequences
    18 questions

    Mutation Example 3: DNA and mRNA Sequences

    LuckiestInfinity avatar
    LuckiestInfinity
    Mutations and Their Types Quiz
    21 questions

    Mutations and Their Types Quiz

    ImprovingFallingAction8885 avatar
    ImprovingFallingAction8885
    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser