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WGU D115 EXAM STUDY GUIDE | 100
QUESTIONS WITH 100% CORRECT
ANSWERS | VERIFIED | LATEST
UPDATE
Question : How is transcription best defined
Correct answer: RNA is synthesized from a DNA
template
Question : An amniocentesis indicates a neural tube
defect when an increase in which protein is evident?
Correct answer: alpha-fetoprotein
Question : Amniocentesis is recommended for Pregnant
with what history
Correct answer: Family history of genetic disorders
Question : What is a technique for chromosomal
Abnormalities at 10 to 12 weeks gestation
Correct answer: Chronic villus sampling
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Question : What is the For an error in which homologous
Fail to separate during mitosis or meiosis
Correct answer: Nondisjunction
Question : What is the most common cause of down
syndrome
Correct answer: Maternal nondisjunction
Question : What syndrome characterized by absent
homologous X chromosome With only a single X- chromosome Exhibit features include Short stature Widely spaced nipples And webbed neck
Correct answer: Turner syndrome
Question : A person with 47, XXY karyotype has the
genetic disorder resulting in which syndrome?
Correct answer: Klinefelter
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Question : When a child inherits a disease that is
autosomal recessive, it is inherited from:
Correct answer: both parents
Question : Cystic fibrosis is caused by what type of gene
Correct answer: autosomal recessive
Question : The BRCA1 and BRCA2 Mutations increase
the risk of what type of cancer in women
Correct answer: Uterine
Question : Prater Willi syndrome Causes a chromosomal
defect that is what
Correct answer: Inherited from the father
Question : What type of immunity is produced by an
individual After either natural exposure To the antigen Or after immunization against the antigen
Correct answer: Acquired-active immunity
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Question : What type of immunity is produced when an
immuno globulin crosses the placenta
Correct answer: Passive acquired immunity
Question : Where are antibodies produced?
Correct answer: plasma cells
Question : What antibodies initiates A typical primary
immune response
Correct answer: IgM
Question : The common hayfever allergy is Expressed
Through a reaction That is mediated by what class of immunoglobulins
Correct answer: IgE
Question : What are blood transfusion reactions an
example of