Microbiology Final Exam Latest Questions and
Answers (2026) | Updated Comprehensive
Review with Detailed Rationales | A+ Verified
• What is found in ALL prokaryotic organisms? -✓✓Ribosomes
• What is the best description of the log phase of a bacterial growth curve? -
✓✓Populations double under optimum conditions
• Through feedback inhibition a noncompetitive inhibitor of enzyme activity
would... -✓✓Bind to the allosteric site of the enzyme and stop the reaction
• Yeast infections such as thrush are caused by what? -✓✓Candida albicans
• The outer protein coat of a simple virus particle is called? -✓✓Capsid
• In the disease cycle of animal viruses(Lysogenic), uncoating takes place between
which two stages? -✓✓Penetration and biosynthesis
• What would be used to sterilize disposable prepackaged gloves? -✓✓Gamma
• Which type of hepatitis might you acquire by eating raw tomatoes or green
onions at a restaurant? -✓✓Hepatitis A
• The bacteria that causes meningitis usually attach and multiply in this area of the
body -✓✓Upper respiratory system
, • Helper T cells... -✓✓Function in both humoral and cell-mediated immune
function activation
• The function of chemical substances such as histamine and leukotrienes would be
-✓✓To stimulate inflammation
• A cell is said to be _______________ when its cell wall is permeable to foreign
DNA -✓✓Competent
• An enzyme that assembles free nucleotides to make a molecule of RNA is -
✓✓RNA polymerase
• What do Rickettsias and Chlamydias have in common with viruses? -✓✓They
are both obligated to live inside of a host cell
• Who discovered penicillin? -✓✓Alexander Flemming
• What is the difference between fimbriae and pili? -✓✓Pili is involved in bacterial
sex(conjugation), whereas fimbriae is just for attachment
• New strains of the flu are made through _______________ _______________. -
✓✓Antigenic shifts
• Prokaryotic ribosome subunits = -✓✓50 + 30 = 70
• Eukaryotic ribosome subunits = -✓✓60 + 40 = 80
Answers (2026) | Updated Comprehensive
Review with Detailed Rationales | A+ Verified
• What is found in ALL prokaryotic organisms? -✓✓Ribosomes
• What is the best description of the log phase of a bacterial growth curve? -
✓✓Populations double under optimum conditions
• Through feedback inhibition a noncompetitive inhibitor of enzyme activity
would... -✓✓Bind to the allosteric site of the enzyme and stop the reaction
• Yeast infections such as thrush are caused by what? -✓✓Candida albicans
• The outer protein coat of a simple virus particle is called? -✓✓Capsid
• In the disease cycle of animal viruses(Lysogenic), uncoating takes place between
which two stages? -✓✓Penetration and biosynthesis
• What would be used to sterilize disposable prepackaged gloves? -✓✓Gamma
• Which type of hepatitis might you acquire by eating raw tomatoes or green
onions at a restaurant? -✓✓Hepatitis A
• The bacteria that causes meningitis usually attach and multiply in this area of the
body -✓✓Upper respiratory system
, • Helper T cells... -✓✓Function in both humoral and cell-mediated immune
function activation
• The function of chemical substances such as histamine and leukotrienes would be
-✓✓To stimulate inflammation
• A cell is said to be _______________ when its cell wall is permeable to foreign
DNA -✓✓Competent
• An enzyme that assembles free nucleotides to make a molecule of RNA is -
✓✓RNA polymerase
• What do Rickettsias and Chlamydias have in common with viruses? -✓✓They
are both obligated to live inside of a host cell
• Who discovered penicillin? -✓✓Alexander Flemming
• What is the difference between fimbriae and pili? -✓✓Pili is involved in bacterial
sex(conjugation), whereas fimbriae is just for attachment
• New strains of the flu are made through _______________ _______________. -
✓✓Antigenic shifts
• Prokaryotic ribosome subunits = -✓✓50 + 30 = 70
• Eukaryotic ribosome subunits = -✓✓60 + 40 = 80
