Biology, asked by deepa70, 1 year ago

Before injecting penicillin drug into one's body, a testing injection must be done. if there is no harmful response in the body, the penicillin drug can be injected into the body. Give reason for it

Answers

Answered by saatyam79037
0
This to done only to check that this injection is harming the patient or not ?? if it will not done then many of the person will die or their health will loses bcoz if the injection will reaction
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