MICROBIOLOGY FINAL EXAM| QUESTIONS AND ANSWERS|
LATEST EXAM UPDATE 2025
What is found in ALL prokaryotic organisms? -CORRECT ANSWER
Ribosomes
What is the best description of the log phase of a bacterial growth curve? -
CORRECT ANSWER Populations double under optimum conditions
Through feedback inhibition a noncompetitive inhibitor of enzyme activity
would... -CORRECT ANSWER Bind to the allosteric site of the enzyme and
stop the reaction
Yeast infections such as thrush are caused by what? -CORRECT ANSWER
Candida albicans
The outer protein coat of a simple virus particle is called? -CORRECT
ANSWER Capsid
In the disease cycle of animal viruses(Lysogenic), uncoating takes place
between which two stages? -CORRECT ANSWER Penetration and
biosynthesis
What would be used to sterilize disposable prepackaged gloves? -CORRECT
ANSWER Gamma
Which type of hepatitis might you acquire by eating raw tomatoes or green
onions at a restaurant? -CORRECT ANSWER Hepatitis A
, The bacteria that causes meningitis usually attach and multiply in this area of
the body -CORRECT ANSWER Upper respiratory system
Helper T cells... -CORRECT ANSWER Function in both humoral and cell-
mediated immune function activation
The function of chemical substances such as histamine and leukotrienes would
be -CORRECT ANSWER To stimulate inflammation
A cell is said to be _______________ when its cell wall is permeable to foreign
DNA -CORRECT ANSWER Competent
An enzyme that assembles free nucleotides to make a molecule of RNA is -
CORRECT ANSWER RNA polymerase
What do Rickettsias and Chlamydias have in common with viruses? -
CORRECT ANSWER They are both obligated to live inside of a host cell
Who discovered penicillin? -CORRECT ANSWER Alexander Flemming
What is the difference between fimbriae and pili? -CORRECT ANSWER Pili
is involved in bacterial sex(conjugation), whereas fimbriae is just for attachment
New strains of the flu are made through _______________ _______________.
-CORRECT ANSWER Antigenic shifts
Prokaryotic ribosome subunits = -CORRECT ANSWER 50 + 30 = 70
LATEST EXAM UPDATE 2025
What is found in ALL prokaryotic organisms? -CORRECT ANSWER
Ribosomes
What is the best description of the log phase of a bacterial growth curve? -
CORRECT ANSWER Populations double under optimum conditions
Through feedback inhibition a noncompetitive inhibitor of enzyme activity
would... -CORRECT ANSWER Bind to the allosteric site of the enzyme and
stop the reaction
Yeast infections such as thrush are caused by what? -CORRECT ANSWER
Candida albicans
The outer protein coat of a simple virus particle is called? -CORRECT
ANSWER Capsid
In the disease cycle of animal viruses(Lysogenic), uncoating takes place
between which two stages? -CORRECT ANSWER Penetration and
biosynthesis
What would be used to sterilize disposable prepackaged gloves? -CORRECT
ANSWER Gamma
Which type of hepatitis might you acquire by eating raw tomatoes or green
onions at a restaurant? -CORRECT ANSWER Hepatitis A
, The bacteria that causes meningitis usually attach and multiply in this area of
the body -CORRECT ANSWER Upper respiratory system
Helper T cells... -CORRECT ANSWER Function in both humoral and cell-
mediated immune function activation
The function of chemical substances such as histamine and leukotrienes would
be -CORRECT ANSWER To stimulate inflammation
A cell is said to be _______________ when its cell wall is permeable to foreign
DNA -CORRECT ANSWER Competent
An enzyme that assembles free nucleotides to make a molecule of RNA is -
CORRECT ANSWER RNA polymerase
What do Rickettsias and Chlamydias have in common with viruses? -
CORRECT ANSWER They are both obligated to live inside of a host cell
Who discovered penicillin? -CORRECT ANSWER Alexander Flemming
What is the difference between fimbriae and pili? -CORRECT ANSWER Pili
is involved in bacterial sex(conjugation), whereas fimbriae is just for attachment
New strains of the flu are made through _______________ _______________.
-CORRECT ANSWER Antigenic shifts
Prokaryotic ribosome subunits = -CORRECT ANSWER 50 + 30 = 70
