micro bio 66 final jcjc Quiz Questions
With Solutions
If the codon AAA is changed to AAG, it still codes for the
amino acid lysine; this is an example of a - ✔ ✔ silent
mutation
In conjugation, F+ cells - ✔ ✔ contain an F plasmid
This pathogen is the most common cause of neonatal
pneumonia, sepsis, and meningitis in the United States: - ✔
✔ streptococcus agalactiae
This type of cell has multiple linear chromosomes - ✔ ✔
eukaryotic cell
A mutation that changes a normal codon to a stop codon is
called a - ✔ ✔ nonsense mutation
A patient is experiencing night sweats and blood in his
sputum. An early morning sputum sample is obtained from
which an acid-fast stain is prepared. If the patient has TB
the organism in the smear will appear as - ✔ ✔ acid-fast
bacilli
Where is the location of genetic material for the eukaryotic
cell? - ✔ ✔ membrane-bound nucleus
, Where is the location of genetic material for the prokaryotic
cell? - ✔ ✔ nucleoid
Which of the following is a fermentation product useful in
the manufacture of cheese and yogurt? - ✔ ✔ lactic acid
In which type of cell is the chromosome not bound by nuclear
membrane? - ✔ ✔ Prokaryotic cell
inclusions and granules - ✔ ✔ -intracellular storage bodies
-vary in size, number, and content
-bacterial cell can use them when environmental sources are
depleted
Lipid A is a component of - ✔ ✔ lipopolysaccharides
Lophotrichous - ✔ ✔ a tuft of flagella coming from one
pole
Monotrichous - ✔ ✔ single flagellum
Mycoplasma - ✔ ✔ What genus is known as the smallest
free living bacteria? (hint: has no cell wall and has sterols in
the membrane)
Neufeld-Quellung Test - ✔ ✔ a capsular swelling test
that helps to identify the chemical makeup of the capsule.
With Solutions
If the codon AAA is changed to AAG, it still codes for the
amino acid lysine; this is an example of a - ✔ ✔ silent
mutation
In conjugation, F+ cells - ✔ ✔ contain an F plasmid
This pathogen is the most common cause of neonatal
pneumonia, sepsis, and meningitis in the United States: - ✔
✔ streptococcus agalactiae
This type of cell has multiple linear chromosomes - ✔ ✔
eukaryotic cell
A mutation that changes a normal codon to a stop codon is
called a - ✔ ✔ nonsense mutation
A patient is experiencing night sweats and blood in his
sputum. An early morning sputum sample is obtained from
which an acid-fast stain is prepared. If the patient has TB
the organism in the smear will appear as - ✔ ✔ acid-fast
bacilli
Where is the location of genetic material for the eukaryotic
cell? - ✔ ✔ membrane-bound nucleus
, Where is the location of genetic material for the prokaryotic
cell? - ✔ ✔ nucleoid
Which of the following is a fermentation product useful in
the manufacture of cheese and yogurt? - ✔ ✔ lactic acid
In which type of cell is the chromosome not bound by nuclear
membrane? - ✔ ✔ Prokaryotic cell
inclusions and granules - ✔ ✔ -intracellular storage bodies
-vary in size, number, and content
-bacterial cell can use them when environmental sources are
depleted
Lipid A is a component of - ✔ ✔ lipopolysaccharides
Lophotrichous - ✔ ✔ a tuft of flagella coming from one
pole
Monotrichous - ✔ ✔ single flagellum
Mycoplasma - ✔ ✔ What genus is known as the smallest
free living bacteria? (hint: has no cell wall and has sterols in
the membrane)
Neufeld-Quellung Test - ✔ ✔ a capsular swelling test
that helps to identify the chemical makeup of the capsule.
