Question

why does pencillium has no effect in human cells ​

Answer 1

Answer:

The result is a very fragile cell wall that bursts, killing the bacterium. No harm comes to the human host because penicillin does not inhibit any biochemical process that goes on within us. Bacteria can also be selectively eradicated by targeting their metabolic pathway

Explanation:

Answer 2

Answer:

It is because penicillin blocks cell wall and formation of biochemical pathways in bacteria. Human cells do not have cell wall, so remain unaffected.