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Pedigrees
Test Description: First Pedigree Test
Instructions: Answer all questions to get your test result.
1) The circles on a pedigree represent:
A
Females
B
Males
C
Dominant
D
Carriers
2) The squares on a pedigree represent:
A
Carriers
B
Males
C
Females
D
Twins
3) Lines connecting individuals mean:
A
they are recessive.
B
the two had children together.
C
they share dominant trait.
D
they are brother and sister.
4) If an individual is shaded in that means:
A
they have the trait.
B
they are dominant.
C
they are recessive.
D
nothing special.
5) If a recessive trait shows up in a later generation, that means:
A
both parents had to be carriers.
B
it just happens like that sometimes.
C
one parent was a carrier.
D
it is a mutation.
6) On a pedigree, if the inheritance is X-linked/sex linked:
A
it will be hard to tell.
B
there will be no difference in the amount of males or females
C
males will be affected.
D
females will be affected.
7) Dominant traits:
A
can skip generations.
B
are hard to distinguish on a pedigree.
C
mean that there are a lot of circle and squares colored in.
D
are present in every generation.
8) Recessive traits:
A
show up primarily with females.
B
mean that there will be a person with it in each generation.
C
show up primarily with males.
D
can skip generations.
9) Sometimes pedigrees are called:
A
inheritance pictures.
B
generational trees.
C
inheritance maps.
D
family trees.
10) Sex-linked disorders are:
A
hemophilia, Down Syndrome, and male patterned baldness.
B
colorblindness, hemophilia, and male patterned baldness.
C
colorblindness, Down Syndrome, and Tay -Sachs.
D
Tay-Sachs, colorblindness, and hemophilia.
*select an answer for all questions
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