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book The Living World 8th Edition by George Johnson cover

The Living World 8th Edition by George Johnson

Edition 8ISBN: 978-0078024214
book The Living World 8th Edition by George Johnson cover

The Living World 8th Edition by George Johnson

Edition 8ISBN: 978-0078024214
Exercise 21
A piggyback vaccine is harmless because
A) it has been heat-killed.
B) mutations have disabled its DNA's ability to replicate.
C) it contains only a fragment of disease virus DNA.
D) it contains DNA antibody rather than DNA.
Explanation
Verified
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Vaccines are developed using genetic eng...

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The Living World 8th Edition by George Johnson
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