Heredity
13 hours ago
schlek_91580
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15 QuestionsShow answers
  • Question 1
    30 seconds
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    Q.

    The brown eye trait is dominant over blue eyes. Which of the following genotypes best represents the phenotype for blue eyes?

    answer choices

    BB

    Bb

    bb

    bB

  • Question 2
    30 seconds
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    Q.

    Which genotype below represents a homozygous trait?

    answer choices

    Aa

    AA

    aA

  • Question 3
    30 seconds
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    Q.

    A hitched thumb is a recessive trait. A person with a hitched thumb would have a genotype of?

    answer choices

    BB

    Bb

    bb

    bB

  • Question 4
    30 seconds
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    Q.

    Each organism has 2 alleles for a particular trait. Where do these two alleles come from?

    answer choices

    One from each parent

    Both from one parent

    Alleles do not come from parents

    The kidney

  • Question 5
    30 seconds
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    Q.

    A diagram that highlights the traits of biological family members is called a _______________.

    answer choices

    Punnett Square

    Karyotype

    Pedigree

    Pie Chart

  • Question 6
    30 seconds
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    Q.

    The ability to roll your tongue is a dominant trait. If both parents are heterozygous for tongue rolling and they have 8 children together, is it possible that they could have children who are unable to roll their tongues?

    answer choices

    Yes

    No

  • Question 7
    30 seconds
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    Q.

    What is the genotype for #15?

    answer choices

    rr

    Rr

    RR

    rR

  • Question 8
    30 seconds
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    Q.

    What is the genotype for #16?

    answer choices

    RR

    Rr

    rr

    rR

  • Question 9
    30 seconds
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    Q.

    A male heterozygous for widow’s peak marries a female without a widow’s peak.

    Widow’s peak is a dominant trait (H) not having a widow’s peak is recessive (h).


    What is the male's genotype?

    answer choices

    HH

    Hh

    Widow's Peak

    No Widow's Peak

  • Question 10
    30 seconds
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    Q.

    A male heterozygous for widow’s peak marries a female without a widow’s peak.

    Widow’s peak is a dominant trait (H) not having a widow’s peak is recessive (h).


    What is the male's phenotype?

    answer choices

    HH

    Hh

    Widow's Peak

    No Widow's Peak

  • Question 11
    30 seconds
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    Q.

    A male heterozygous for widow’s peak marries a female without a widow’s peak.


    Widow’s peak is a dominant trait (H) not having a widow’s peak is recessive (h).


    Use the Punnett Square on Widow's Peal to answer the following question:


    What percent of the children will have widow's peak?

    answer choices

    25%

    50%

    75%

    100%

  • Question 12
    30 seconds
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    Q.

    An organism’s physical appearance of visible traits is a _____________.

    answer choices

    Genotype

    Phenotype

    Homozygous

    Heterozygous

  • Question 13
    30 seconds
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    Q.

    An organism’s genetic makeup is a _________________.

    answer choices

    Genotype

    Phenotype

    Homozygous

    Heterozygous

  • Question 14
    30 seconds
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    Q.

    Has 2 of the same alleles is __________________.

    answer choices

    Genotype

    Phenotype

    Homozygous

    Heterozygous

  • Question 15
    30 seconds
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    Q.

    Has 2 different alleles is _____________________.

    answer choices

    Genotype

    Phenotype

    Homozygous

    Heterozygous

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