Which of the following provides passive immun | vedclass

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(B) Passive immunity is the type of immunity where pre-formed antibodies are directly introduced into the body.$i$. Colostrum contains $IgA$ antibodie

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$i$ and $ii$ only

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(B) Passive immunity is the type of immunity where pre-formed antibodies are directly introduced into the body.$i$. Colostrum contains $IgA$ antibodies,which provides Natural Acquired Passive immunity to the infant.$ii$. Antibodies against rabies pathogens are injected directly,which provides Artificially Acquired Passive immunity.$iii$. Recovery from measles leads to the production of the body's own antibodies,which is Natural Acquired Active immunity.$iv$. Polio vaccine contains weakened or killed pathogens that stimulate the body to produce its own antibodies,which is Artificially Acquired Active immunity.Therefore,$i$ and $ii$ provide passive immunity.

Which of the following provides passive immunity?
$i$. Colostrum
$ii$. Antibodies against rabies pathogens
$iii$. After recovery from measles
$iv$. Polio vaccine

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Which of the following provides passive immunity?$i$. Colostrum$ii$. Antibodies against rabies pathogens$iii$. After recovery from measles$iv$. Polio vaccine