100 Questions with 100% Correct Answers |
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How is transcription best defined - ANSWER- RNA is synthesized from a DNA template
An amniocentesis indicates a neural tube defect when an increase in which protein is
evident? - ANSWER- alpha-fetoprotein
Amniocentesis is recommended for Pregnant with what history - ANSWER- Family
history of genetic disorders
What is a technique for chromosomal Abnormalities at 10 to 12 weeks gestation -
ANSWER- Chronic villus sampling
What is the For an error in which homologous Fail to separate during mitosis or meiosis
- ANSWER- Nondisjunction
What is the most common cause of down syndrome - ANSWER- Maternal
nondisjunction
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 - ANSWER- Turner syndrome
A person with 47, XXY karyotype has the genetic disorder resulting in which syndrome?
- ANSWER- Klinefelter
When a child inherits a disease that is autosomal recessive, it is inherited from: -
ANSWER- both parents
, Cystic fibrosis is caused by what type of gene - ANSWER- autosomal recessive
The BRCA1 and BRCA2 Mutations increase the risk of what type of cancer in women -
ANSWER- Uterine
Prater Willi syndrome Causes a chromosomal defect that is what - ANSWER- Inherited
from the father
What type of immunity is produced by an individual After either natural exposure To the
antigen Or after immunization against the antigen - ANSWER- Acquired-active immunity
What type of immunity is produced when an immuno globulin crosses the placenta -
ANSWER- Passive acquired immunity
Where are antibodies produced? - ANSWER- plasma cells
What antibodies initiates A typical primary immune response - ANSWER- IgM
The common hayfever allergy is Expressed Through a reaction That is mediated by
what class of immunoglobulins - ANSWER- IgE
What are blood transfusion reactions an example of - ANSWER- Alloimmunity
Which statement is true regarding immunodeficiencies - ANSWER- Immunodeficiencies
is generally not present in other family members
A healthcare professional advise patient to exercise because it has A probable impact
on reducing what cancer - ANSWER- colon
Conductive hearing loss involves the - ANSWER- Middle ear