What is true about haploid cells?
a. Each contains 23 paired chromosomes
b. Each one contains 23 chromosomes
c. Replication produces two identical cells
d. They replicate via the process of mitosis - ANSWER B. Each one contains 23
chromosomes
What does the following genetic notation symbol mean 47, XX,6q?
a. Male with deletion of chromosome 6
b. Female with deletion of chromosome 6
c. Male with deletion on the long arm of chromosome 6
d. Female with deletion on the long arm of chromosome 6 - ANSWER D. Female
with deletion on the long arm of chromosome 6
A child has a recessive genetic disorder that is homozygous for that mutation. What
is most likely about this child''s parents?
a. Neither parent has a copy of that gene mutation
b. Only the mother has a copy of that gene mutation
c. Only the father has a copy of that gene mutation
d. Each parent has one copy of that gene mutation - ANSWER D. Each parent has
one copy of that gene mutation
Which type of mutation is responsible for many single gene genetic disorders?
a. Copy number variations
b. Nucleotide repeat expansions
c. Point mutations
d. Single nucleotide polymorphisms (SNP) - ANSWER C. Point mutations
Cystic fibrosis is a recessive disease requiring the presence of a gene mutation on
both alleles inherited from the parents. Which type of genetic disorder is this?
a. Chromosome
b. Mitochondrial
c. Monogenetic
d. Multifactorial - ANSWER C. Monogenetic
The primary care pediatric nurse practitioner is counseling a couple about genetic
risks and learns that one parent has neurofibromatosis, an autosomal dominant
a. Each contains 23 paired chromosomes
b. Each one contains 23 chromosomes
c. Replication produces two identical cells
d. They replicate via the process of mitosis - ANSWER B. Each one contains 23
chromosomes
What does the following genetic notation symbol mean 47, XX,6q?
a. Male with deletion of chromosome 6
b. Female with deletion of chromosome 6
c. Male with deletion on the long arm of chromosome 6
d. Female with deletion on the long arm of chromosome 6 - ANSWER D. Female
with deletion on the long arm of chromosome 6
A child has a recessive genetic disorder that is homozygous for that mutation. What
is most likely about this child''s parents?
a. Neither parent has a copy of that gene mutation
b. Only the mother has a copy of that gene mutation
c. Only the father has a copy of that gene mutation
d. Each parent has one copy of that gene mutation - ANSWER D. Each parent has
one copy of that gene mutation
Which type of mutation is responsible for many single gene genetic disorders?
a. Copy number variations
b. Nucleotide repeat expansions
c. Point mutations
d. Single nucleotide polymorphisms (SNP) - ANSWER C. Point mutations
Cystic fibrosis is a recessive disease requiring the presence of a gene mutation on
both alleles inherited from the parents. Which type of genetic disorder is this?
a. Chromosome
b. Mitochondrial
c. Monogenetic
d. Multifactorial - ANSWER C. Monogenetic
The primary care pediatric nurse practitioner is counseling a couple about genetic
risks and learns that one parent has neurofibromatosis, an autosomal dominant
