Exam 3: BIOS 242/ BIOS242 (NEW 2026/ 2027 Update) Fundamentals of Microbiology with Lab Review| Questions & Answers | Grade A| 100% Correct (Verified Solutions)—Chamberlain

Examl 3:l BIOSl 242/l BIOS242l (NEWl
2026/l 2027l Update)l Fundamentalsl ofl
Microbiologyl withl Labl Review|l Questionsl
&l Answersl |l Gradel A|l 100%l Correctl
(Verifiedl Solutions)—Chamberlain

QUESTION
primaryl response



Answer:
-l firstl exposurel tol Ag
-l lastsl 7-10l daysl (latentl period)
-l afterl 1-2l weeksl wel startl tol makel antibodies
-l ALWAYSl startingl eithl IgMl THENl IgG




QUESTION
secondaryl response



Answer:
-l withinl 3l daysl ourl bodiesl makel antibodies
-l antibodyl producedl isl muchl higherl andl effectivel
-l makesl morel IgG




QUESTION
whatl isl thel differencel betweenl primaryl andl secondaryl response?

,Answer:
secondaryl responsel isl shorterl morel robustl andl specific,l actsl faster.




QUESTION
specifity



Answer:
responsel canl bel focusedl onl al singlel antigen




QUESTION
diversity


Answer:
alwaysl atl leastl onel celll thatl canl reactl againstl anyl antigen




QUESTION
inducibility



Answer:
onlyl turnel onl whenl triggered




QUESTION
clonality


Answer:

,generatesl millionsl ofl cellsl withl thel samel specificity




QUESTION
tolerance


Answer:
doesl notl reactl withl selfl antigens




QUESTION
memory



Answer:
rapidl mobilizationl ofl lymphocytesl preprogrammedl tol recalll theirl firstl engagementl withl
thel antigen




QUESTION
whatl causesl MRSA


Answer:
S.l aureus,l S.l pyogenes




QUESTION
whatl causesl scaldedl skinl skinl syndrome


Answer:
s.l aureus

, QUESTION
whatl causesl necrotizingl fascitis?


Answer:
S.l aureus,l S.l pyogenes




QUESTION
whatl causesl smalll pox



Answer:
Variolal virus




QUESTION
Whatl arel prions?



Answer:
infectedl proteins




QUESTION
Whatl dol prionsl cause?


Answer:
nervousl systeml damage,l Creutzfeldt-Jakobl Diseasel (CJD),l Kuru,l Bovinel Spongiforml
Encephalopathyl (BSE)