ASCP Molecular Biology Exam Study Questions with Correct Verified Answers
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Course
ASCP
Institution
ASCP
ASCP Molecular Biology Exam Study
Questions with Correct Verified Answers
Types of polymorphisms - ANSWER Single nucleotide polymorphisms (SNPs)*
Short tandem repeats (STRs)*
Variable Number of Tandem Repeats(VNTR)*
Short Interspersed Nucleoside Sequences(SINES)
*Commonly used in Labs
ASCP Molecular Biology Exam Study
Questions with Correct Verified Answers
Types of polymorphisms - ANSWER Single nucleotide polymorphisms (SNPs)*
Short tandem repeats (STRs)*
Variable Number of Tandem Repeats(VNTR)*
Short Interspersed Nucleoside Sequences(SINES)
*Commonly used in Labs
RFLP analysis - ANSWER restriction fragment length polymorphism analysis; differences in DNA
fragment sizes cut by specific restriction enzymes, which are used as markers on genetic maps, to
help identify the source of DNA and to determine the presence of specific alleles or genes.
* Used in parentage
what is a good example of STR typing? - ANSWER Amelgogenin locus: because males should
have two peaks and females have one peak.
allele frequency - ANSWER a measure of how common a certain allele is in the population
, Chimera after transplant: - ANSWER When person has body/blood cells diff genetic origin.
Successful transplant if different after.
Halotype - ANSWER The set of alleles of linked genes present on one parental chromosome.
what is Down Syndrome Karyotype? - ANSWER 47, XY, +21
47, XX, +21
What is Edward Syndrome Karyotype? - ANSWER 47,XY,+18
47,XX,+18
What is Patau Syndrome Karotype? - ANSWER 47, XY, +13
Klinefelter syndrome - ANSWER 47, XXY
more feminine features
Turner Syndrome - ANSWER 45 X,
female hypogonadism, hypothyroid, short, webbed neck, 1* amenorrhea p52.
Usually fetuses is loss before 258 weeks
Cri du chat syndrome - ANSWER A deletion of the short arm of chromosome 5 associated
with an array of congenital malformations, the most characteristic of which is an infant cry
that resembles a meowing cat.
Can be deletion of chromosome 5 or 5p region
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