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To make changes to it or to take out some genes of interest
Answer:
I think the answer is determining infectivity of a virus
Explanation:
hope that it will help you
it would be C the yolk because
That would be A.
Most antibiotics that are used for gram positive bacteria target the peptidoglycan cell wall, but the ones for gram negative bacteria are more advanced and specific and target the cell membrane and alter the cell’s function(processes of proteins and dna/gene expression).