Quiz
Punnett Squares
2 years ago by
khyland_41098
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  • Question 1
    60 seconds
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    Q.

    Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.

    answer choices

    Protein

    DNA

    RNA

    Glucose nucleic acid (GNA)

  • Question 2
    60 seconds
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    Q. Dominant alleles are represented by a:
    answer choices
    Male gene
    lowercase letter
    recessive trait
    capital letter
  • Question 3
    60 seconds
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    Q. Aa, DD, bB, yy are all examples of
    answer choices
    genotypes
    phenotypes
  • Question 4
    60 seconds
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    Q. In a heterozygous genotype, the ___________ allele takes over in the phenotype.
    answer choices
    recessive
    dominant
    lower case letter
    both 
  • Question 5
    60 seconds
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    Q. What you see, or the physical appearance.
    answer choices
    Genotype
    Phenotype
    Homozygous
    Heterozygous
  • Question 6
    60 seconds
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    Q.

    T - tall and t = short

    In the punnett square below, what belongs in the missing square

    answer choices

    tt

    Tt

    Bb

    TT

  • Question 7
    60 seconds
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    Q.

    B = brown eyes

    b = blue eyes

    One brother has genotype BB and the other brother has genotype Bb.

    Which statement is true about these two brothers?

    answer choices

    They have same phenotype and genotype

    They have different phenotypes and genotypes

    They have same phenotype, but different genotypes

    They have different phenotypes, but the same genotype

  • Question 8
    60 seconds
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    Q.

    The genotype Aa is called . . .

    answer choices

    Homozygous recessive

    Hybrid

    Purebred

    Homozygous dominant

  • Question 9
    60 seconds
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    Q.

    Which of the following would be a phenotype?

    answer choices

    Aa

    red hair

    heterozygous

    DNA

  • Question 10
    60 seconds
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    Q.

    Which of the following genotypes are Purebred? Select 2 answers.

    answer choices

    aA

    Aa

    AA

    aa

  • Question 11
    60 seconds
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    Q. Which of the following genotypes is heterozygous?
    answer choices
    Bb
    BB
    bb
    B
  • Question 12
    60 seconds
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    Q.

    Which of the following genotypes is homozygous dominant?

    answer choices

    Yy

    yY

    yy

    YY

  • Question 13
    60 seconds
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    Q.

    Which of the following genotypes is homozygous recessive?

    answer choices

    Tt

    tt

    TT

    tT

  • Question 14
    60 seconds
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    Q.

    In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any white-flowering plant resulting from this species?

    answer choices

    rr

    rR

    RR

    Rr

  • Question 15
    60 seconds
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    Q.

    Which of these characteristics would not be passed on to its offspring?

    answer choices

    fur color

    length of tail

    scars on leg

    body size

  • Question 16
    30 seconds
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    Q.

    What is the genotypic ratio of the offspring?

    answer choices

    3:1

    1:3

    1:2:1

    2:2

  • Question 17
    300 seconds
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    Q.

    How many alleles are in the genotype for a simple trait?

    answer choices

    1

    2

    3

    4

  • Question 18
    300 seconds
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    Q.

    How many alleles (letters) does a child get from EACH parent for each trait?

    answer choices

    1

    2

    3

    4

  • Question 19
    30 seconds
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    Q.

    Who is considered the "father of genetics"?

    answer choices

    Reginald Punnett

    Gregor Mendel

    James Watson

    Charles Darwin

  • Question 20
    30 seconds
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    Q.

    What are the phenotype percentages of the offspring?

    (A-Brown fur color; a-white fur color)

    answer choices

    50 % Brown fur and 50% White fur

    25 % Brown fur and 75% White fur

    75 % Brown fur and 25% White fur

    0% Brown fur and 100% White fur

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