Genetics and Probability Basics
18 Questions
0 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 the probability of flipping all heads if a coin is flipped three times in a row?

  • 1/8 (correct)
  • 1/2
  • 3/4
  • 1/4
  • What is the minimum number of copies of a dominant allele needed to display the dominant trait?

  • 4
  • 2
  • 3
  • 1 (correct)
  • What is the term for different forms of a gene?

  • Phenotype
  • Allele (correct)
  • Genotype
  • Trait
  • What is the purpose of a Punnett square?

    <p>To represent the possible gene combinations resulting from a genetic cross</p> Signup and view all the answers

    What is the dominant allele represented with?

    <p>Uppercase letter</p> Signup and view all the answers

    What did Mendel use to determine that inheritance is based on genes?

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

    What is the purpose of a test cross?

    <p>To identify the genotype of an organism with a dominant phenotype</p> Signup and view all the answers

    What is the genotypic ratio of a monohybrid cross?

    <p>1:4:2:1</p> Signup and view all the answers

    What is the phenotype of an organism with the genotype TT?

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

    What is the probability that a plant will have a dominant trait in a monohybrid cross?

    <p>66.7%</p> Signup and view all the answers

    What is the purpose of a Punnett square?

    <p>To predict the outcome of a monohybrid cross</p> Signup and view all the answers

    What is the relationship between the segregation of one pair of alleles and the segregation of another pair of alleles?

    <p>They are independent</p> Signup and view all the answers

    What is the phenotypic ratio of a dihybrid cross?

    <p>9:3:3:1</p> Signup and view all the answers

    What is the principle that states genes for different traits can segregate independently during gamete formation?

    <p>The Law of Independent Assortment</p> Signup and view all the answers

    What type of alleles have a blended phenotype when heterozygous?

    <p>Incomplete dominant</p> Signup and view all the answers

    What is the genotype ratio of a dihybrid cross?

    <p>1:2:2:1:4:1:2:2:1</p> Signup and view all the answers

    What determines the inheritance of biological characteristics?

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

    What is the result of crossing homozygous red flowers with homozygous white flowers?

    <p>Heterozygous pink flowers</p> Signup and view all the answers

    More Like This

    Mendelian Inheritance and Probability Laws
    111 questions
    Punnett Square Practice Questions
    18 questions
    Biology Exam 3 Study Guide
    31 questions
    Biology Chapter on Probability and Genetics
    61 questions
    Use Quizgecko on...
    Browser
    Browser