Biology Genetics
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29 QuestionsShow answers
  • Question 1
    180 seconds
    Q. If green is dominant over purple, then what is the genotype for this individual?
    answer choices
    Purple
    Green
    GG
    gg
  • Question 2
    30 seconds
    Q. Brown fur color is dominant over black fur color. Which of the following is the actual genotype of ALL of the offspring in the next generation of this cross for fur color?
    AA x aa
    answer choices
    AA
    Aa
    aa
    brown fur
  • Question 3
    180 seconds
    Q. Which is the correct phenotype for this organism?
    answer choices
    BB
    blue
    green
    bb
  • Question 4
    120 seconds
    Q. What percentage of the female offspring will be a carrier for this recessive disease?
    answer choices
    0%
    50%
    100%
    25%
  • Question 5
    30 seconds
    Q. If a trait is controlled by one gene, but there are 4 possible alleles, the inheritance pattern is called...
    answer choices
    dominance
    sex-linked
    multiple alleles
    polygenic
  • Question 6
    30 seconds
    Q. Which of the following statements is true regarding blood types?
    answer choices
    A and O are codominant, B is recessive.
    B and O are codominant, A is recessive.
    A and B are codominant, O is recessive.
    A , B and O are all codominant with each other.
  • Question 7
    30 seconds
    Q. An individual with XX chromosomes would be ____________.
    answer choices
    Male
    Female
  • Question 8
    30 seconds
    Q. True or False: Men can NEVER be "carriers" for recessive sex-linked traits because they only have one X chromosome.
    answer choices
    True
    False
  • Question 9
    30 seconds
    Q. A red lily crossed with a yellow lily produces heterozygous orange lily flowers. This is an example of which type of inheritance?
    answer choices
    Codominance
    Incomplete Dominance
    Sex Linked
    Polygenic Trait
  • Question 10
    30 seconds
    Q. Phenotypes which result as a combination of MANY genes, such as skin color and eye color, are known as ______________ traits.
    answer choices
    Monogenic
    Dihybrid
    Multiple Allele
    Polygenic
  • Question 11
    30 seconds
    Q. bb crossed with BB, what is the probability of Bb?
    answer choices
    0%
    25%
    50%
    100%
  • Question 12
    30 seconds
    Q. An organism's genetic make-up:
    answer choices
    phenotype
    genotype
    dominant
    recessive
  • Question 13
    30 seconds
    Q. An organism's appearance or other observable characteristics:
    answer choices
    phentoype
    genotype
    recessive
    dominant
  • Question 14
    30 seconds
    Q. Which of the following is a phenotype?
    answer choices
    Aa
    red hair
    heterozygous
    BB
  • Question 15
    30 seconds
    Q. How many children did individuals I-1 and I-2 have?
    answer choices
    2
    4
    6
    8
  • Question 16
    30 seconds
    Q. Name the two individuals that should be marked as carriers of hitchhiker's thumb.
    answer choices
    III-2 and III-3
    II-1 and II-2
    III-1 and III-2
    I-1 and I-2
  • Question 17
    30 seconds
    Q. A diagram in which several generations of a family and the occurrence of certain genetic characteristics are shown is called a
    answer choices
    punnett square.
    monohybrid cross.
    pedigree.
    family karyotype.
  • Question 18
    30 seconds
    Q. The sex of an offspring is determined by
    answer choices
    the mother.
    the father.
    both parents.
    the offspring.
  • Question 19
    10 seconds
    Q. What did Gregor Mendel's primary experiment consist of?
    answer choices
    Peas
    Flowers
    Beans
  • Question 20
    180 seconds
    Q. A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?
    answer choices
    Incomplete dominance
    Codominance
    Independent assortment
    Recessive inheritance
  • Question 21
    30 seconds
    Q. This diagram represents what type of inheritance pattern?
    answer choices
    sex-linked inheritance
    complete dominance
    codominance
    incomplete dominance
  • Question 22
    30 seconds
    Q. There are many variations in skin color that can be inherited based on the combination of alleles that you inherit from your mom and dad.  This bell curve distribution is an example of
    answer choices
    incomplete dominance
    codominance
    multiple alleles
    polygenic inheritance
  • Question 23
    30 seconds
    Q. How much of your DNA do you inherit from your mom?
    answer choices
    10%
    25%
    50%
    it varies
  • Question 24
    30 seconds
    Q. Homozygous Dominant
    answer choices
    Gg
    ff
    DD
    Hh
  • Question 25
    30 seconds
    Q. Heterozygous
    answer choices
    Jj
    HH
    KK
    rr
  • Question 26
    180 seconds
    Q. Cross Two Homozygous plants
    (
    RRYY x rryy)
    R = round seeds, r  = wrinkled seeds Y = yellow seeds, y = green seeds
    What percent will have Round and Yellow seeds? 
    answer choices
    0/16
    4/16
    8/16
    16/16
  • Question 27
    60 seconds
    Q. A couple has two children, both of whom are girls. What is the likelihood that their 3rd child will be a girl?
    answer choices
    0%
    25%
    50%
    100%
  • Question 28
    60 seconds
    Q. Which of the following crosses will yield only homozygous recessive offspring?
    answer choices
    RRYY x RRYY
    RrYy x RrYy
    rryy x rryy
    RrYy x rryy
  • Question 29
    20 seconds
    Q. ___________________________ is the study of how traits are passed on, or inherited.
    answer choices
    dominant traits
    ratio
    phenotype
    genetics
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