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Beschreibung
Quiz von gina_evans0312, aktualisiert more than 1 year ago
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Erstellt von gina_evans0312
vor fast 11 Jahre
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Frage 1
Frage
What is a compound heterozygote?
Antworten
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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
Frage 2
Frage
Autosomal recessive disorders are far more common between consaginous individuals
Antworten
- True
- False
Frage 3
Frage
Heterozygotes with autosomal recessive alleles tend to manifest _ strongly than homozygotes
Antworten
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More
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Equally
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Less
Frage 4
Antworten
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First cousins once removed
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Second cousins
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Second cousins once removed
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First cousins
Frage 5
Antworten
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First cousins
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Second cousins
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First cousins once removed
Frage 6
Frage
Name the two factors that lead to Amish Microcelepathy in the Amish population
Antworten
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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
Frage 7
Frage
By English law, how is incest defined?
Antworten
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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
Frage 8
Frage
What type of relationships would the children of the above parents have?
Image:
Double_1st (image/png)
Antworten
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Double first cousins
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Demi-cousins
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Half cousins
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Double second cousins
Frage 9
Frage
Autosomal dominant mutations have a sex bias
Antworten
- True
- False
Frage 10
Frage
What type of disease is being passed on in this pedigree?
Antworten
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Autosomal dominant
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Autosomal recessive
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X-Linked recessive
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X-linked dominant
Frage 11
Frage
Autosomal dominant phenotypes often require environmental factors
Antworten
- True
- False
Frage 12
Frage
Which of the sex chromosomes can carry a disorder?
Antworten
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X
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Y
Frage 13
Frage
Which type of inheritance is shown by the pedigree pictured?
Antworten
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Autosomal dominant
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X-Linked recessive
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Autosomal recessive
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Y Linked
Frage 14
Frage
Chromosome defects most often effect fertility
Antworten
- True
- False
Frage 15
Frage
Why would a Y-linked disorder effect fertility?
Antworten
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Y chromosome genes most often effect sex organs
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The Y chromosome damages genes for hormones more easily than any other gene
Frage 16
Frage
Diseased sons with a y-linked disorder must have diseased mothers
Antworten
- True
- False
Frage 17
Frage
Which of the following is true of an X-linked recessive disorder?
Antworten
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No direct male to male transmission
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The mother is usually the carrier
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The father is usually the carrier
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Effects mainly males
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Effects mainly females
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Males cannot be born to unaffected parents
Frage 18
Frage
A father will an X-linked recessive disease will mean that ALL his daughters are carriers
Antworten
- True
- False
Frage 19
Antworten
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Y-linked
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X-linked dominant
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X-linked recessive
Frage 20
Frage
Only females will be effected by an X-linked dominant allele
Antworten
- True
- False
Frage 21
Frage
A father with an X-linked dominant will infect all his daughters
Antworten
- True
- False
Frage 22
Frage
Of females and males, who are effected more mildly/variably by x-linked dominant disorders?
Antworten
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Females
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Males
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Both are effected equally
Frage 23
Frage
Which of the following is true about Rhett syndrome?
Antworten
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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
Frage 24
Frage
Why is Genomic Imprinting a thing?
Antworten
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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
Frage 25
Frage
Disorders due to genomic imprinting are caused when differential expression is lost
Antworten
- True
- False
Frage 26
Frage
Amish microcephaly is an example of what?
Antworten
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Autosomal dominant
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Autosomal recessive
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X linked dominant
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X linked recessive
Frage 27
Frage
Hemimegalencephaly is an example of what?
Antworten
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Autosomal dominant
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Autosomal recessive
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X-linked recessive
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Y-linked
Frage 28
Frage
Non-obstructive spermatogenic failure is an X-linked recessive disease
Antworten
- True
- False
Frage 29
Frage
Colour blindness is an example of...
Antworten
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Y-linked
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X-linked dominant
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X-linked recessive
Frage 30
Frage
State some symptoms of CLUB4-mutated X-linked syndrome
Antworten
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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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