NSG5003 Week 3 Quiz UPDATED ACTUAL Questions and
CORRECT Answers
Inserting bone marrow cells into an individual who Somatic cell
produces abnormal erythrocytes is an example of what
type of therapy?
DNA replication requires the enzyme DNA polymerase Travel along the single DNA strand, adding the correct nucleotide to the new
to: strand
Transcription is best defined as a process by which: RNA is synthesized from a DNA template.
The purpose of a staining technique of chromosomes Allow for the numbering of chromosomes and the identification of variations.
such as Giemsa is to:
An amniocentesis indicates a neural tube defect when an Alpha fetoprotein
increase in which protein is evident?
An amniocentesis is recommended for pregnant women Have a family history of genetic disorders
who:
The most clinically useful technique for prenatal diagnosis Chorionic villus sampling
of chromosomal abnormalities at 3 months' (12 weeks')
gestation is:
The term for an error in which homologous Nondisjunction
chromosomes fail to separate during meiosis or mitosis is:
Which clinical manifestations would be expected for a An IQ of 25 to 70, low nasal bridge, protruding tongue, and flat, low-set ears
child who has complete trisomy of the twenty-first
chromosome?
What is the most common cause of Down syndrome? Maternal nondisjunction
What syndrome, characterized by an absent homologous Cri du chat
X chromosome with only a single X chromosome, exhibits
features that include a short stature, widely spaced
nipples, and webbed neck?
A person with 47, XXY karyotype has the genetic disorder Klinefelter
resulting in which syndrome?
What is the chromosomal variation that causes Klinefelter Nondisjunction of X chromosome in the mother
syndrome?
What is the second most commonly recognized genetic Fragile X syndrome
cause of mental retardation?
, What is the blood type of a person who is heterozygous, AB
having A and B alleles as codominant?
A couple has two children diagnosed with an autosomal One half
dominant genetic disease. What is the probability that the
next child will have the same genetic disease?
When a child inherits a disease that is autosomal Both parents
recessive, it is inherited from:
People diagnosed with neurofibromatosis have varying Expressivity
degrees of the condition because of the genetic
principle of:
Which genetic disease has been linked to a mutation of Retinoblastoma
the tumor-suppressor gene?
Cystic fibrosis is caused by what type of gene? Autosomal recessive
Which is an important criterion for discerning autosomal Consanguinity is sometimes present.
recessive inheritance?
Consanguinity refers to the mating of persons: Having common family relations
Males, having only one X chromosome (as is expected), Hemizygous
are said to be:
Males are more often affected by which type of genetic Sex-linked recessive
disease?
An X-linked recessive disease can skip generations The disease can be transmitted through female carriers.
because:
The presence of a zygote having one chromosome with Cri du chat
the normal complement of genes and one with a missing
gene is characteristic of which genetic disorder?
A child with which genetic disorder has a characteristic Cri du chat
cry?
Which statement is true regarding X-linked recessive These conditions are passed from affected father to all of his female children.
conditions?
DNA formation occurs in which of the cell's structures? Nucleus
What is the risk for the recurrence of autosomal dominant 50%
diseases?
An individual's genetic makeup is referred to as his or her: Genotype
CORRECT Answers
Inserting bone marrow cells into an individual who Somatic cell
produces abnormal erythrocytes is an example of what
type of therapy?
DNA replication requires the enzyme DNA polymerase Travel along the single DNA strand, adding the correct nucleotide to the new
to: strand
Transcription is best defined as a process by which: RNA is synthesized from a DNA template.
The purpose of a staining technique of chromosomes Allow for the numbering of chromosomes and the identification of variations.
such as Giemsa is to:
An amniocentesis indicates a neural tube defect when an Alpha fetoprotein
increase in which protein is evident?
An amniocentesis is recommended for pregnant women Have a family history of genetic disorders
who:
The most clinically useful technique for prenatal diagnosis Chorionic villus sampling
of chromosomal abnormalities at 3 months' (12 weeks')
gestation is:
The term for an error in which homologous Nondisjunction
chromosomes fail to separate during meiosis or mitosis is:
Which clinical manifestations would be expected for a An IQ of 25 to 70, low nasal bridge, protruding tongue, and flat, low-set ears
child who has complete trisomy of the twenty-first
chromosome?
What is the most common cause of Down syndrome? Maternal nondisjunction
What syndrome, characterized by an absent homologous Cri du chat
X chromosome with only a single X chromosome, exhibits
features that include a short stature, widely spaced
nipples, and webbed neck?
A person with 47, XXY karyotype has the genetic disorder Klinefelter
resulting in which syndrome?
What is the chromosomal variation that causes Klinefelter Nondisjunction of X chromosome in the mother
syndrome?
What is the second most commonly recognized genetic Fragile X syndrome
cause of mental retardation?
, What is the blood type of a person who is heterozygous, AB
having A and B alleles as codominant?
A couple has two children diagnosed with an autosomal One half
dominant genetic disease. What is the probability that the
next child will have the same genetic disease?
When a child inherits a disease that is autosomal Both parents
recessive, it is inherited from:
People diagnosed with neurofibromatosis have varying Expressivity
degrees of the condition because of the genetic
principle of:
Which genetic disease has been linked to a mutation of Retinoblastoma
the tumor-suppressor gene?
Cystic fibrosis is caused by what type of gene? Autosomal recessive
Which is an important criterion for discerning autosomal Consanguinity is sometimes present.
recessive inheritance?
Consanguinity refers to the mating of persons: Having common family relations
Males, having only one X chromosome (as is expected), Hemizygous
are said to be:
Males are more often affected by which type of genetic Sex-linked recessive
disease?
An X-linked recessive disease can skip generations The disease can be transmitted through female carriers.
because:
The presence of a zygote having one chromosome with Cri du chat
the normal complement of genes and one with a missing
gene is characteristic of which genetic disorder?
A child with which genetic disorder has a characteristic Cri du chat
cry?
Which statement is true regarding X-linked recessive These conditions are passed from affected father to all of his female children.
conditions?
DNA formation occurs in which of the cell's structures? Nucleus
What is the risk for the recurrence of autosomal dominant 50%
diseases?
An individual's genetic makeup is referred to as his or her: Genotype
