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Pedigree Charts Review
Test Description: Pedigree charts review
Instructions: Answer all questions to get your test result.
1) Circle =
A
male
B
-
C
-
D
female
2) Square=
A
-
B
male
C
-
D
female
3) A line connecting a circle and a square=
A
married
B
-
C
-
D
siblings (brothers and sisters)
4) an X-linked disease means _______ usually carry the trait for the disease
A
men
B
-
C
women
D
-
5) An autosomal disorder means there is a 50/50 chance that a __________ may get the trait for the disorder
A
man or woman
B
man
C
woman
D
-
6) If a parent in every generation has the disorder, the disorder is _________
A
neither
B
dominant
C
recessive
D
-
7) If the disorder does not show up in every generation, the disorder is _________
A
dominant
B
neither
C
recessive
D
-
8) Pedigrees are family trees that explain _____________
A
-
B
your genetic history
C
why you act the way you do
D
your attitude
9) Pedigrees are used to find out the probability of a child having a _______ in a particular family
A
son
B
child
C
disorder/disease
D
daughter
10) Pedigrees are made of symbols that represent...
A
gender (male/female)
B
all of the above
C
carriers of disorders/disease
D
dominant and recessive traits
*select an answer for all questions
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