Final study guide D115 questions with answers
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How is transcription best defined? - CORRECT ANSWERS
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✔✔RNA is synthesized from a DNA template.
|\ |\ |\ |\ |\ |\
An amniocentesis indicates a neural tube defect when an
|\ |\ |\ |\ |\ |\ |\ |\ |\
increase in which protein is evident? - CORRECT ANSWERS
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✔✔Alpha fetoprotein
|\ |\
Amniocentesis is recommended for pregnant with what |\ |\ |\ |\ |\ |\ |\
history? - CORRECT ANSWERS ✔✔Have a family history of
|\ |\ |\ |\ |\ |\ |\ |\ |\
genetic disorders |\
35 or older
|\ |\
positive prenatal screening test |\ |\ |\
chromosomal condition or neural tube defect in a |\ |\ |\ |\ |\ |\ |\ |\
previous pregnancy |\
abnormal ultrasound results |\ |\
What is the technique for prenatal diagnosis of
|\ |\ |\ |\ |\ |\ |\ |\
chromosomal abnormalities at 10 to 12 weeks' gestation? |\ |\ |\ |\ |\ |\ |\
- CORRECT ANSWERS ✔✔Chorionic villus sampling
|\ |\ |\ |\ |\ |\
*Amniocentesis is usually performed during the 15th |\ |\ |\ |\ |\ |\ |\
week of pregnancy or later.
|\ |\ |\ |\
,What is the term for an error in which homologous
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
chromosomes fail to separate during meiosis or mitosis? - |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Nondisjunction
|\ |\ |\
What is the most common cause of Down syndrome? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Maternal nondisjunction
|\ |\ |\
What syndrome, characterized by an absent homologous
|\ |\ |\ |\ |\ |\ |\
X chromosome with only a single X chromosome, exhibits
|\ |\ |\ |\ |\ |\ |\ |\ |\
features that include a short stature, widely spaced
|\ |\ |\ |\ |\ |\ |\ |\
nipples, and webbed neck? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\
✔✔Turner Syndrome |\
A person with 47, XXY karyotype has the genetic disorder
|\ |\ |\ |\ |\ |\ |\ |\ |\
resulting in which syndrome? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\
✔✔Klinefelter Syndrome |\
When a child inherits a disease that is autosomal
|\ |\ |\ |\ |\ |\ |\ |\ |\
recessive, it is inherited from whom? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔Both Parents |\ |\
Cystic fibrosis is caused by what type of gene? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔autosomal recessive
|\ |\ |\
The BRCA1 and BRCA2 mutations increase the risk of
|\ |\ |\ |\ |\ |\ |\ |\ |\
which cancer in women? - CORRECT ANSWERS ✔✔ovarian
|\ |\ |\ |\ |\ |\ |\
, Prader-Willi syndrome causes a chromosomal defect that
|\ |\ |\ |\ |\ |\ |\
is what? - CORRECT ANSWERS ✔✔inherited from the
|\ |\ |\ |\ |\ |\ |\ |\
father
Which type of immunity is produced by an individual after
|\ |\ |\ |\ |\ |\ |\ |\ |\
either natural exposure to the antigen or after
|\ |\ |\ |\ |\ |\ |\ |\ |\
immunization against the antigen? - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\
✔✔Active-Acquired
What type of immunity is produced when an
|\ |\ |\ |\ |\ |\ |\ |\
immunoglobulin crosses the placenta? - CORRECT |\ |\ |\ |\ |\ |\
ANSWERS ✔✔passive-acquired |\
Where are antibodies produced? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\
✔✔plasma cells |\
Which antibody initially indicates a typical primary
|\ |\ |\ |\ |\ |\ |\
immune response? - CORRECT ANSWERS ✔✔IgM
|\ |\ |\ |\ |\
The common hay fever allergy is expressed through a
|\ |\ |\ |\ |\ |\ |\ |\ |\
reaction that is mediated by which class of
|\ |\ |\ |\ |\ |\ |\ |\
immunoglobulins? - CORRECT ANSWERS ✔✔IgE |\ |\ |\ |\
What are blood transfusion reactions an example of? -
|\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Alloimmunity |\ |\
|\ |\ |\ |\ |\ |\
How is transcription best defined? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\
✔✔RNA is synthesized from a DNA template.
|\ |\ |\ |\ |\ |\
An amniocentesis indicates a neural tube defect when an
|\ |\ |\ |\ |\ |\ |\ |\ |\
increase in which protein is evident? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\
✔✔Alpha fetoprotein
|\ |\
Amniocentesis is recommended for pregnant with what |\ |\ |\ |\ |\ |\ |\
history? - CORRECT ANSWERS ✔✔Have a family history of
|\ |\ |\ |\ |\ |\ |\ |\ |\
genetic disorders |\
35 or older
|\ |\
positive prenatal screening test |\ |\ |\
chromosomal condition or neural tube defect in a |\ |\ |\ |\ |\ |\ |\ |\
previous pregnancy |\
abnormal ultrasound results |\ |\
What is the technique for prenatal diagnosis of
|\ |\ |\ |\ |\ |\ |\ |\
chromosomal abnormalities at 10 to 12 weeks' gestation? |\ |\ |\ |\ |\ |\ |\
- CORRECT ANSWERS ✔✔Chorionic villus sampling
|\ |\ |\ |\ |\ |\
*Amniocentesis is usually performed during the 15th |\ |\ |\ |\ |\ |\ |\
week of pregnancy or later.
|\ |\ |\ |\
,What is the term for an error in which homologous
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
chromosomes fail to separate during meiosis or mitosis? - |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Nondisjunction
|\ |\ |\
What is the most common cause of Down syndrome? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Maternal nondisjunction
|\ |\ |\
What syndrome, characterized by an absent homologous
|\ |\ |\ |\ |\ |\ |\
X chromosome with only a single X chromosome, exhibits
|\ |\ |\ |\ |\ |\ |\ |\ |\
features that include a short stature, widely spaced
|\ |\ |\ |\ |\ |\ |\ |\
nipples, and webbed neck? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\
✔✔Turner Syndrome |\
A person with 47, XXY karyotype has the genetic disorder
|\ |\ |\ |\ |\ |\ |\ |\ |\
resulting in which syndrome? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\
✔✔Klinefelter Syndrome |\
When a child inherits a disease that is autosomal
|\ |\ |\ |\ |\ |\ |\ |\ |\
recessive, it is inherited from whom? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔Both Parents |\ |\
Cystic fibrosis is caused by what type of gene? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔autosomal recessive
|\ |\ |\
The BRCA1 and BRCA2 mutations increase the risk of
|\ |\ |\ |\ |\ |\ |\ |\ |\
which cancer in women? - CORRECT ANSWERS ✔✔ovarian
|\ |\ |\ |\ |\ |\ |\
, Prader-Willi syndrome causes a chromosomal defect that
|\ |\ |\ |\ |\ |\ |\
is what? - CORRECT ANSWERS ✔✔inherited from the
|\ |\ |\ |\ |\ |\ |\ |\
father
Which type of immunity is produced by an individual after
|\ |\ |\ |\ |\ |\ |\ |\ |\
either natural exposure to the antigen or after
|\ |\ |\ |\ |\ |\ |\ |\ |\
immunization against the antigen? - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\
✔✔Active-Acquired
What type of immunity is produced when an
|\ |\ |\ |\ |\ |\ |\ |\
immunoglobulin crosses the placenta? - CORRECT |\ |\ |\ |\ |\ |\
ANSWERS ✔✔passive-acquired |\
Where are antibodies produced? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\
✔✔plasma cells |\
Which antibody initially indicates a typical primary
|\ |\ |\ |\ |\ |\ |\
immune response? - CORRECT ANSWERS ✔✔IgM
|\ |\ |\ |\ |\
The common hay fever allergy is expressed through a
|\ |\ |\ |\ |\ |\ |\ |\ |\
reaction that is mediated by which class of
|\ |\ |\ |\ |\ |\ |\ |\
immunoglobulins? - CORRECT ANSWERS ✔✔IgE |\ |\ |\ |\
What are blood transfusion reactions an example of? -
|\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Alloimmunity |\ |\
