NSG5003 BOARD EVALUATION 2026
GUARANTEED PASS ANSWERS GRADED A+
● DNA replication requires the enzyme DNA polymerase to: Answer:
Travel along the single DNA strand, adding the correct nucleotide to the
new strand
● Transcription is best defined as a process by which: Answer: RNA is
synthesized from a DNA template.
● The purpose of a staining technique of chromosomes such as Giemsa
is to: Answer: Allow for the numbering of chromosomes and the
identification of variations.
● An amniocentesis indicates a neural tube defect when an increase in
which protein is evident? Answer: Alpha fetoprotein
● An amniocentesis is recommended for pregnant women who: Answer:
Have a family history of genetic disorders
● The most clinically useful technique for prenatal diagnosis of
chromosomal abnormalities at 3 months' (12 weeks') gestation is:
Answer: Chorionic villus sampling
,● The term for an error in which homologous chromosomes fail to
separate during meiosis or mitosis is: Answer: Nondisjunction
● Which clinical manifestations would be expected for a child who has
complete trisomy of the twenty-first chromosome? Answer: An IQ of 25
to 70, low nasal bridge, protruding tongue, and flat, low-set ears
● What is the most common cause of Down syndrome? Answer:
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?
Answer: Cri du chat
● A person with 47, XXY karyotype has the genetic disorder resulting in
which syndrome? Answer: Klinefelter
● What is the chromosomal variation that causes Klinefelter syndrome?
Answer: Nondisjunction of X chromosome in the mother
● What is the second most commonly recognized genetic cause of
mental retardation? Answer: Fragile X syndrome
, ● What is the blood type of a person who is heterozygous, having A and
B alleles as codominant? Answer: AB
● A couple has two children diagnosed with an autosomal dominant
genetic disease. What is the probability that the next child will have the
same genetic disease? Answer: One half
● When a child inherits a disease that is autosomal recessive, it is
inherited from: Answer: Both parents
● People diagnosed with neurofibromatosis have varying degrees of the
condition because of the genetic principle of: Answer: Expressivity
● Which genetic disease has been linked to a mutation of the tumor-
suppressor gene? Answer: Retinoblastoma
● Cystic fibrosis is caused by what type of gene? Answer: Autosomal
recessive
● Which is an important criterion for discerning autosomal recessive
inheritance? Answer: Consanguinity is sometimes present.
● Consanguinity refers to the mating of persons: Answer: Having
common family relations
GUARANTEED PASS ANSWERS GRADED A+
● DNA replication requires the enzyme DNA polymerase to: Answer:
Travel along the single DNA strand, adding the correct nucleotide to the
new strand
● Transcription is best defined as a process by which: Answer: RNA is
synthesized from a DNA template.
● The purpose of a staining technique of chromosomes such as Giemsa
is to: Answer: Allow for the numbering of chromosomes and the
identification of variations.
● An amniocentesis indicates a neural tube defect when an increase in
which protein is evident? Answer: Alpha fetoprotein
● An amniocentesis is recommended for pregnant women who: Answer:
Have a family history of genetic disorders
● The most clinically useful technique for prenatal diagnosis of
chromosomal abnormalities at 3 months' (12 weeks') gestation is:
Answer: Chorionic villus sampling
,● The term for an error in which homologous chromosomes fail to
separate during meiosis or mitosis is: Answer: Nondisjunction
● Which clinical manifestations would be expected for a child who has
complete trisomy of the twenty-first chromosome? Answer: An IQ of 25
to 70, low nasal bridge, protruding tongue, and flat, low-set ears
● What is the most common cause of Down syndrome? Answer:
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?
Answer: Cri du chat
● A person with 47, XXY karyotype has the genetic disorder resulting in
which syndrome? Answer: Klinefelter
● What is the chromosomal variation that causes Klinefelter syndrome?
Answer: Nondisjunction of X chromosome in the mother
● What is the second most commonly recognized genetic cause of
mental retardation? Answer: Fragile X syndrome
, ● What is the blood type of a person who is heterozygous, having A and
B alleles as codominant? Answer: AB
● A couple has two children diagnosed with an autosomal dominant
genetic disease. What is the probability that the next child will have the
same genetic disease? Answer: One half
● When a child inherits a disease that is autosomal recessive, it is
inherited from: Answer: Both parents
● People diagnosed with neurofibromatosis have varying degrees of the
condition because of the genetic principle of: Answer: Expressivity
● Which genetic disease has been linked to a mutation of the tumor-
suppressor gene? Answer: Retinoblastoma
● Cystic fibrosis is caused by what type of gene? Answer: Autosomal
recessive
● Which is an important criterion for discerning autosomal recessive
inheritance? Answer: Consanguinity is sometimes present.
● Consanguinity refers to the mating of persons: Answer: Having
common family relations
