AnswersLPS CR - Biology - ALab: Mouse Genetics (One Trait)

Non-Mendelian Inheritance Answers

10 verified answers
1
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How did the discovery of the rhesus factor affect society?

A
More patients died from having a transfusion with the wrong rhesus factor.
B
New treatments during pregnancy could prevent harm to the developing child.
C
Less donated blood could be used in the treatment of patients.
D
The number of blood types was reduced by half.
2
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Which type of traits vary quantitatively due to the interaction of multiple genes?

A
polygenic
B
codominant
C
incomplete dominant
D
dominant
3

A student recorded the height of each student in the school. She then made a bar graph of her results. She observed that the results form a bell-shaped curve. The student could use her graph as evidence to support which argument?

A
Height is affected by multiple pairs of genes on different chromosomes.
B
The alleles for tall height and short height are codominant.
C
The allele for being tall is dominant to the allele for shorter heights.
D
There are three alleles for height that demonstrate incomplete dominance.
4

If you inherit the genotype AO for blood from your parents, what blood type do you have?

A
A
B
B
C
AB
D
O
5

Which represents polygenic inheritance of traits?

A
a cow that has red and white dominant coloring
B
a mix of blue, green, and brown eye colors
C
a plant that has pink flowers produced from a plant that has red flowers and a plant that has white flowers
D
a plant that has green seeds produced from a plant that has yellow seeds and a plant that has green seeds
6

If a red cow (homozygous dominant) is crossed with a white cow (homozygous dominant), what alleles will the offspring have?

A
Rw
B
RW
C
rW
D
rw
7

Pietro has two dogs that are related, and he wants to understand why one of the dogs has tan fur and the other has brown fur. Which pattern of inheritance would explain the different fur color in the related dogs?

A
polygenic inheritance
B
codominance
C
incomplete dominance
D
quantitative inheritance
8

John and Pat are identical twins with identical DNA. John works in a movie theater, and Pat works as a lifeguard. They have very different skin pigmentation. Which is the best explanation of the difference?

A
Skin color, a polygenic trait, is also determined by environmental factors.
B
Skin color, a polygenic trait, is also determined by the sex of the individual.
C
Skin color, a trait that demonstrates incomplete dominance, is also determined by environmental factors.
D
Skin color, a trait that demonstrates incomplete dominance, is also determined by the sex of the individual.
9

The graph demonstrates the quantitative variation for skin pigmentation.Which conclusion is supported by the graph?

Question illustration
A
More than half of the population has the central skin pigmentation.
B
The lightest and the darkest skin pigmentations are equally common in the population.
C
The central skin pigmentation makes up more of the population than the rest of the skin pigmentation groups combined.
D
Fewer people have skin pigmentation lighter than the central peak than people who have pigmentation darker than the central peak.
10

Which statement best describes human eye color?

A
an incompletely dominant trait that follows non-Mendelian inheritance patterns
B
a polygenic trait that follows non-Mendelian inheritance patterns
C
an incompletely dominant trait that follows Mendelian inheritance patterns
D
a polygenic trait that follows Mendelian inheritance patterns

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