Punnett Squares and Pedigrees
2 years ago
jkkelsey
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19 QuestionsShow answers
  • Question 1
    30 seconds
    Q. Which of the following is a phenotype?
    answer choices
    Aa
    red hair
    heterozygous
    DNA
  • Question 2
    30 seconds
    Q. Dominant alleles are represented by a:
    answer choices
    Male gene
    lowercase letter
    recessive trait
    capital letter
  • Question 3
    30 seconds
    Q. If B = brown hair and b = blonde hair, what is the probability of brown hair?
    answer choices
    25%
    50%
    0%
    75%
  • Question 4
    900 seconds
    Q. Black hair color is dominant to white hair color in mice.  Determine the phenotypic ratio for the offpring of a heterozygous black mouse and a white mouse.
    answer choices
    4 Black: 0 White
    3 Black: 1 White
    2 Black: 2 White
    0 Black: 4 White
  • Question 5
    900 seconds
    Q. Phenylketonuria (PKU) is inherited as a recessive condition. A man with PKU marries a woman without any alleles for PKU. What is the probability that their child will inherit PKU?
    answer choices
    0%
    25%
    50%
    75%
  • Question 6
    900 seconds
    Q. In certain species of plants, purple flowers (P) are dominant to white flowers (p). If two heterozygous plants are crossed, what will be the phenotype of the offspring?
    answer choices
    100% purple flowers
    100% white flowers
    75% white flowers, 25% purple flowers
    25% white flowers, 75% purple flowers
  • Question 7
    30 seconds
    Q. How many individuals are there in the 3rd generation?
    answer choices
    2
    3
    4
    6
  • Question 8
    180 seconds
    Q. What do we use pedigrees for?
    answer choices
    To look at families
    To make determinations about the offspring
    To track traits in families
    Nothing
  • Question 9
    30 seconds
    Q. How are individuals III-2 and II-4 related?
    answer choices
    Cousins
    Dad and Daughter
    Uncle and Niece
    Grandpa and Granddaughter
  • Question 10
    30 seconds
    Q. Why do all the daughters in Generation II carry the colorblind gene?
    answer choices
    Because mom passed on the gene.
    Because dad passed on the X chromosome.
    Because their brother has it.
    Because their brother gave it to them.
  • Question 11
    30 seconds
    Q. Give the genotype for person III-3
    answer choices
    GG
    Gg
    gg
  • Question 12
    30 seconds
    Q. Give the genotype for person II-1
    answer choices
    GG
    Gg
    gg
  • Question 13
    30 seconds
    Q. What is the mode of inheritance shown here?
    answer choices
     Recessive
    Sex Linked
     Dominant
  • Question 14
    30 seconds
    Q. What does a filled in square represent?
    answer choices
    Not affected Female
    Not affected Male
    Affected Male
    Affected Female
  • Question 15
    30 seconds
    Q. How many kids did the mother and father from the first generation have?
    answer choices
    2
    4
    5
    6
  • Question 16
    30 seconds
    Q. This pedigree represents the inheritance of hemophilia in this family. How many of the females have the hemophilia trait?
    answer choices
    8
    5
    2
    3
  • Question 17
    30 seconds
    Q. What does an open circle represent?
    answer choices
    Not Affected Male
    Not Affected Female
    Affected Male
    Affected Female
  • Question 18
    120 seconds
    Q. Is this trait (the shaded individuals) dominant or recessive?
    answer choices
    dominant
    recessive
  • Question 19
    300 seconds
    Q. What is this?
    answer choices
    Pedigree
    Karyotype
    Venn diagram
    Punnett Square
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