Microbiology, 5/e

Lansing M Prescott, Augustana College
Donald A Klein, Colorado State University
John P Harley, Eastern Kentucky University

Specific Immunity

True or False Quiz


1	The response time for specific immunity results in no noticeable pathogenesis.
		A)	True
		B)	False


2	The reaction time for nonspecific defenses is just as long for a later exposure as it was for the initial one.
		A)	True
		B)	False


3	T-cells tag or mark bacteria, toxins, and viruses for destruction.
		A)	True
		B)	False


4	Penicillin by itself is a hapten and is not antigenic.
		A)	True
		B)	False


5	Most human antibodies have more than one combining site and are trivalent.
		A)	True
		B)	False


6	IgG is the only immunoglobulin molecule able to cross the placenta and provide natural immunity immunity in utero and to the neonate at birth.
		A)	True
		B)	False


7	MHC class I molecules are made by all cells of the body.
		A)	True
		B)	False


8	The total mature B-cell population of each individual carries B-cell antigen receptors (BCRs) specific for many antigens; however, each mature B-cell possesses BCRs specific only for a particular antigenic determinant.
		A)	True
		B)	False

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