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WorksheetsGenetics Quiz (Reg. 2020)
Total questions: 23
Worksheet time: 14mins
Gene combination involving 2 dominant or 2 recessive genes.
Genotype
Phenotype
Homozygous
Heterozygous
Genetic combination of a traits (alleles).
Genotype
Phenotype
Homozygous
Heterozygous
Physical feature resulting from a genotype.
Genotype
Phenotype
Homozygous
Heterozygous
Gene combination of one dominant and one recessive allele.
Homozygous Dominant
Homozygous recessive
Heterozygous
Heterosexual
The trait that is hidden by the dominant allele is considered.
Homozygous
Recessive
Heterozygous
Dominant
The stronger of the two genes in a heterozygous pair is ________.
Purebred
Hybrid
Dominant
Recessive
The diagram used to predict the a particular cross is called a _____________.
Karyotype
Punnett Square
Flow Chart
Venn Diagram
Which of the following is a heterozygous genotype.
GG
Gg
gg
Green grass
Which of the following is a homozygous Genotype?
Hybrid
Pink flowers
aa
Hh
Which of the following is a phenotype in humans?
GG
Dimples
Gg
Blue Blood
Which of the following is a homozygous dominant Genotype?
Black
BB
Bb
bb
Which of the following is a homozygous recessive Genotype?
White
BB
Bb
bb
What is the genotypic ratio in the punnett square shown?
75% Recessive
75% Purple, 25% white
25: 50: 25 or 1:2:1
100% Heterozygous
What is the missing genotype in the punnet square shown?
AA
Aa
aa
Sperm and eggs are examples of ____________________.
Chromosomes
Autosomes
Gametes
Somatic Cells
The blending of two traits in which one is not completely dominant over the other is known as ---
incomplete dominance
codominance
What type of inheritance pattern is shown here?
Codominance
Incomplete dominance
What type of inheritance pattern do two alleles for a gene follow if their traits blend together on the offspring?
Incomplete dominance
Codominance
The green fish offspring in this image is an example of ---
Incomplete dominance
Codominance
This cow with brown and white spots is an example of ---
Incomplete dominance
Codominance
What do the phenotypes of the offspring in this Punnett square represent?
incomplete dominance
codominance
Codominance occurs in calico cats, which allows for the Black and Tan colors to show. What percentage of the offspring represented in this P square will be calico (black and tan spotted)?
25%
50%
75%
100%
Incomplete dominance occurs in cats, which allows them to be Black, White, or gray as shown on this Punnett square. What percentage of the offspring will be white?
25
50
0
100
