448377
Descrição
Quiz por gina_evans0312, atualizado more than 1 year ago
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Criado por gina_evans0312
quase 11 anos atrás
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Questão 1
Questão
What is a compound heterozygote?
Responda
-
Two alleles that are heterozygous, but both gene products mimic the wild type allele
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Heterogeneous recessive alleles at a particular locus that can cause genetic disease in a heterozygous state
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Where one recessive allele causes the mutation of another
Questão 2
Questão
Autosomal recessive disorders are far more common between consaginous individuals
Responda
- True
- False
Questão 3
Questão
Heterozygotes with autosomal recessive alleles tend to manifest _ strongly than homozygotes
Responda
-
More
-
Equally
-
Less
Questão 4
Responda
-
First cousins once removed
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Second cousins
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Second cousins once removed
-
First cousins
Questão 5
Responda
-
First cousins
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Second cousins
-
First cousins once removed
Questão 6
Questão
Name the two factors that lead to Amish Microcelepathy in the Amish population
Responda
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Founder Mutation
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Infected Rye
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Co-sanguinous relationships
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Insufficient nutrients
Questão 7
Questão
By English law, how is incest defined?
Responda
-
Grandparent-Parent/Grandchild
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Sibling-Sibling
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Sibling- Half sibling
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First cousins
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Second cousins
Questão 8
Questão
What type of relationships would the children of the above parents have?
Image:
Double_1st (image/png)
Responda
-
Double first cousins
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Demi-cousins
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Half cousins
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Double second cousins
Questão 9
Questão
Autosomal dominant mutations have a sex bias
Responda
- True
- False
Questão 10
Questão
What type of disease is being passed on in this pedigree?
Responda
-
Autosomal dominant
-
Autosomal recessive
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X-Linked recessive
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X-linked dominant
Questão 11
Questão
Autosomal dominant phenotypes often require environmental factors
Responda
- True
- False
Questão 12
Questão
Which of the sex chromosomes can carry a disorder?
Responda
-
X
-
Y
Questão 13
Questão
Which type of inheritance is shown by the pedigree pictured?
Responda
-
Autosomal dominant
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X-Linked recessive
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Autosomal recessive
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Y Linked
Questão 14
Questão
Chromosome defects most often effect fertility
Responda
- True
- False
Questão 15
Questão
Why would a Y-linked disorder effect fertility?
Responda
-
Y chromosome genes most often effect sex organs
-
The Y chromosome damages genes for hormones more easily than any other gene
Questão 16
Questão
Diseased sons with a y-linked disorder must have diseased mothers
Responda
- True
- False
Questão 17
Questão
Which of the following is true of an X-linked recessive disorder?
Responda
-
No direct male to male transmission
-
The mother is usually the carrier
-
The father is usually the carrier
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Effects mainly males
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Effects mainly females
-
Males cannot be born to unaffected parents
Questão 18
Questão
A father will an X-linked recessive disease will mean that ALL his daughters are carriers
Responda
- True
- False
Questão 19
Questão
The following pedigree shows which type of inheritence?
Responda
-
Y-linked
-
X-linked dominant
-
X-linked recessive
Questão 20
Questão
Only females will be effected by an X-linked dominant allele
Responda
- True
- False
Questão 21
Questão
A father with an X-linked dominant will infect all his daughters
Responda
- True
- False
Questão 22
Questão
Of females and males, who are effected more mildly/variably by x-linked dominant disorders?
Responda
-
Females
-
Males
-
Both are effected equally
Questão 23
Questão
Which of the following is true about Rhett syndrome?
Responda
-
It is most likely to occur in the young
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It is most likely to occur as you age
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Caused by an MeCP2 fault
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Caused by haploinsufficiency
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Caused by Pseudodominance
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Caused by faulty gene expression
Questão 24
Questão
Why is Genomic Imprinting a thing?
Responda
-
Some genes are selectively expressed from the maternal or paternal allele
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Some genes are more dominant depending which parent it is expressed from
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Maternal genes are more likely to cause disorders than paternal genes
Questão 25
Questão
Disorders due to genomic imprinting are caused when differential expression is lost
Responda
- True
- False
Questão 26
Questão
Amish microcephaly is an example of what?
Responda
-
Autosomal dominant
-
Autosomal recessive
-
X linked dominant
-
X linked recessive
Questão 27
Questão
Hemimegalencephaly is an example of what?
Responda
-
Autosomal dominant
-
Autosomal recessive
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X-linked recessive
-
Y-linked
Questão 28
Questão
Non-obstructive spermatogenic failure is an X-linked recessive disease
Responda
- True
- False
Questão 29
Questão
Colour blindness is an example of...
Responda
-
Y-linked
-
X-linked dominant
-
X-linked recessive
Questão 30
Questão
State some symptoms of CLUB4-mutated X-linked syndrome
Responda
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Microcephaly
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Small tesetes
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Impaired speech
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Impaired gait
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