ADVBIO Genetics Quiz
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Which factor can affect the epigenome?
A. nutrition
B. exercise
C. stress
D. all of these factors can affect the epigenome
Complex inheritance pattern that occurs when neither allele is dominant and both alleles are expressed
A. simple dominance
B. sex-linked trait
C. co-dominance
D. incomplete dominance
Which is the correct phenotypic % for the following Punnett square if T=tall and t=short
A. 100% tall
B. 100% short
C. 50% tall, 50% short
D. 75% tall, 25% short
What percentage will have homozygous dominant genotypes?
A. 0%
B. 25%
C. 75%
D. 100%
A homozygous individual would have a genotype of
A. gray
B. RW
C. AA
D. Aa
This is a pedigree that follows blue eyes which is a recessive trait. What is the genotype of the father in generation 1?
A. Aa
B. AA
C. aa
D. A?- cannot determine
Which describes why the twins shown are not exactly alike?
A. Mutations occured to change traits
B. Epigenetic changes were caused by environmental factors
C. The twins have different DNA
D. The twins are identical.
Normal humans have 46 chromosomes in their somatic cells. How many chromosomes do the gametes have?
A. 46
B. 23
C. 12
D. 92
Two alleles are the same
A. homozygous
B. heterozygous
C. co-dominant
D. dihybrid
organism homozygous for a specific trait
A. recessive
B. purebred
C. hybrid
D. dominant
If their offspring is pink, and the parents are red and white, which pattern of inheritance does this represent?
A. sex-linked inheritance
B. simple dominance
C. co-dominance
D. incomplete dominance
Two alleles are different
A. homozygous
B. heterozygous
C. co-dominant
D. dihybrid
A heterozygous individual would have a genotype of
A. AA
B. Aa
C. XhXh
D. AABB
What you see, or the physical appearance.
A. Genotype
B. Phenotype
C. Homozygous
D. Heterozygous
A characteristic, such as red-green color blindness, controlled by genes usually on the X chromosome
A. simple dominance
B. sex-linked trait
C. co-dominance
D. incomplete dominance
A dihybrid cross involves how many traits?
A. 1
B. 2
C. 3
D. 4
What percentage will be tall offspring if B=tall and b=short?
A. 0%
B. 25%
C. 50%
D. 100%
organism heterozygous for a specific trait
A. recessive
B. purebred
C. hybrid
D. dominant
How many daughter cells are produced from meiosis ?
A. 10
B. 6
C. 4
D. 2
What percentage of the offspring will have recessive homozygous genotypes?
A. 0%
B. 25%
C. 50%
D. 100%
Dominant alleles are represented by a:
A. Male gene
B. lowercase letter
C. recessive trait
D. capital letter
In pea plants, the tall allele is dominant to the short allele. What key would demonstrate this?
a. Tall = T
Short = S
b. Tall = T
Short = t
c. Tall = t
Short = T
d. Tall = TT
Short = tt
This is a pedigree that follows blue eyes which is a recessive trait. What are the genotypes of II-1 and II-2?
A. Aa, AA
B. aa, aa
C. AA, AA
D. Aa, Aa
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?
A. They have same phenotype and genotype
B. They have different phenotypes and genotypes
C. They have same phenotype, but different genotypes
D. They have different phenotypes, but the same genotype
A white mouse with red eyes is crossed with a black mouse with brown eyes. The white mouse is recessive for both of its traits. The black mouse is dominant for both of its traits.
This cross would be
_
A. BBEE x bbee
B. BBEe x BbEe
C. BbEE x BbEe
D. BBee x BBEE
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