Quiz
Genetic Disorders
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Questions in this quiz (30)
1What is a compound heterozygote?
- ATwo alleles that are heterozygous, but both gene products mimic the wild type allele
- BHeterogeneous recessive alleles at a particular locus that can cause genetic disease in a heterozygous state
- CWhere one recessive allele causes the mutation of another
2Autosomal recessive disorders are far more common between consaginous individuals
- ATrue
- BFalse
3Heterozygotes with autosomal recessive alleles tend to manifest _ strongly than homozygotes
- AMore
- BEqually
- CLess
4Which of the following relationships describes A & D
- AFirst cousins once removed
- BSecond cousins
- CSecond cousins once removed
- DFirst cousins
5What is the relationship between A & B
- AFirst cousins
- BSecond cousins
- CFirst cousins once removed
6Name the two factors that lead to Amish Microcelepathy in the Amish population
- AFounder Mutation
- BInfected Rye
- CCo-sanguinous relationships
- DInsufficient nutrients
7By English law, how is incest defined?
- AGrandparent-Parent/Grandchild
- BSibling-Sibling
- CSibling- Half sibling
- DFirst cousins
- ESecond cousins
8What type of relationships would the children of the above parents have?
- ADouble first cousins
- BDemi-cousins
- CHalf cousins
- DDouble second cousins
9Autosomal dominant mutations have a sex bias
- ATrue
- BFalse
10What type of disease is being passed on in this pedigree?
- AAutosomal dominant
- BAutosomal recessive
- CX-Linked recessive
- DX-linked dominant
11Autosomal dominant phenotypes often require environmental factors
- ATrue
- BFalse
12Which of the sex chromosomes can carry a disorder?
- AX
- BY
13Which type of inheritance is shown by the pedigree pictured?
- AAutosomal dominant
- BX-Linked recessive
- CAutosomal recessive
- DY Linked
14Chromosome defects most often effect fertility
- ATrue
- BFalse
15Why would a Y-linked disorder effect fertility?
- AY chromosome genes most often effect sex organs
- BThe Y chromosome damages genes for hormones more easily than any other gene
16Diseased sons with a y-linked disorder must have diseased mothers
- ATrue
- BFalse
17Which of the following is true of an X-linked recessive disorder?
- ANo direct male to male transmission
- BThe mother is usually the carrier
- CThe father is usually the carrier
- DEffects mainly males
- EEffects mainly females
- FMales cannot be born to unaffected parents
18A father will an X-linked recessive disease will mean that ALL his daughters are carriers
- ATrue
- BFalse
19The following pedigree shows which type of inheritence?
- AY-linked
- BX-linked dominant
- CX-linked recessive
20Only females will be effected by an X-linked dominant allele
- ATrue
- BFalse
21A father with an X-linked dominant will infect all his daughters
- ATrue
- BFalse
22Of females and males, who are effected more mildly/variably by x-linked dominant disorders?
- AFemales
- BMales
- CBoth are effected equally
23Which of the following is true about Rhett syndrome?
- AIt is most likely to occur in the young
- BIt is most likely to occur as you age
- CCaused by an MeCP2 fault
- DCaused by haploinsufficiency
- ECaused by Pseudodominance
- FCaused by faulty gene expression
24Why is Genomic Imprinting a thing?
- ASome genes are selectively expressed from the maternal or paternal allele
- BSome genes are more dominant depending which parent it is expressed from
- CMaternal genes are more likely to cause disorders than paternal genes
25Disorders due to genomic imprinting are caused when differential expression is lost
- ATrue
- BFalse
26Amish microcephaly is an example of what?
- AAutosomal dominant
- BAutosomal recessive
- CX linked dominant
- DX linked recessive
27Hemimegalencephaly is an example of what?
- AAutosomal dominant
- BAutosomal recessive
- CX-linked recessive
- DY-linked
28Non-obstructive spermatogenic failure is an X-linked recessive disease
- ATrue
- BFalse
29Colour blindness is an example of...
- AY-linked
- BX-linked dominant
- CX-linked recessive
30State some symptoms of CLUB4-mutated X-linked syndrome
- AMicrocephaly
- BSmall tesetes
- CImpaired speech
- DImpaired gait
Information
- Description
- Year 2 Quiz on Genetic Disorders, created by gina_evans0312 on 18/12/2013.
- Author
- gina_evans0312
- Language
- English
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- 700
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