Cholera toxin is an A-B type toxin in which the B portions bind to a receptor on a host cell and the A portion enters the cell to cause

Microorganisms and Disease
Cholera toxin is an A-B type toxin in which the B portions bind to a receptor on a host cell and the A portion enters the cell to cause

cleavage of rRNA that results in disruption of ribosome function

ADP ribosylation of a G protein that locks it into an active form that stimulates adenylate cyclase to make cAMP

ADP ribosylation of adenylate cyclase that stops production of cAMP

ADP ribosylation of guanylate cyclase that stimulates production of cGMP

cleavage of rRNA that results in disruption of ribosome function

ADP ribosylation of a G protein that locks it into an active form that stimulates adenylate cyclase to make cAMP

ADP ribosylation of adenylate cyclase that stops production of cAMP

ADP ribosylation of guanylate cyclase that stimulates production of cGMP

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Microorganisms and Disease
Prontosil is

an effective antibacterial both in animals as well as in in-vitro cultures

not used as an antibacterial agent

an effective antibacterial when used in animals

an effective antibacterial when used in in-vitro cultures

an effective antibacterial both in animals as well as in in-vitro cultures

not used as an antibacterial agent

an effective antibacterial when used in animals

an effective antibacterial when used in in-vitro cultures

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Microorganisms and Disease
The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is

formalin-inactivated viruses

heat killed virus

live attenuated strains of all three immunological types

small dosage of wild-type live viruses

formalin-inactivated viruses

heat killed virus

live attenuated strains of all three immunological types

small dosage of wild-type live viruses

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Microorganisms and Disease
Mucus helps in protecting against pathogens by

blocking access and attachment of pathogens to mucosal surfaces

sequestering Iron

facilitating the growth of normal flora

lowering the pH

blocking access and attachment of pathogens to mucosal surfaces

sequestering Iron

facilitating the growth of normal flora

lowering the pH

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Microorganisms and Disease
An important host defense of human beings is a dense resident microbiota associated with

lungs

vagina

uterus

bladder

lungs

vagina

uterus

bladder

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Microorganisms and Disease
Immunization with which of the following toxoid induces high titer serum antibody, but does not protect from the corresponding disease?

Botulism

Diphtheria

Tetanus

Shigellosis

Botulism

Diphtheria

Tetanus

Shigellosis

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Microorganisms and Disease

Microorganisms and Disease Cholera toxin is an A-B type toxin in which the B portions bind to a receptor on a host cell and the A portion enters the cell to cause

Microorganisms and Disease Prontosil is

Microorganisms and Disease The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is

Microorganisms and Disease Mucus helps in protecting against pathogens by

Microorganisms and Disease An important host defense of human beings is a dense resident microbiota associated with

Microorganisms and Disease Immunization with which of the following toxoid induces high titer serum antibody, but does not protect from the corresponding disease?

Microorganisms and Disease
Cholera toxin is an A-B type toxin in which the B portions bind to a receptor on a host cell and the A portion enters the cell to cause

Microorganisms and Disease
Prontosil is

Microorganisms and Disease
The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is

Microorganisms and Disease
Mucus helps in protecting against pathogens by

Microorganisms and Disease
An important host defense of human beings is a dense resident microbiota associated with

Microorganisms and Disease
Immunization with which of the following toxoid induces high titer serum antibody, but does not protect from the corresponding disease?