I will give 5 stars, thanks and brainliest!! :) The antibiotic needs further testing before it can be licensed for human use.
The first stage is pre-clinical tests using live cells, tissues and animals.
Describe the other stages of drug testing.
Give reasons for each stage. (6 marks)

Explanation:

the drugs are first tested through human cells which then many of the substances fail this testThen the drugs are then taken to animals for further testingOnce the test on animals is over, health voluteers then aid scientists or chemists in checking whether the drugs are good for humans or notI REALLY HOPE THIS WAS USEFUL TO YOU

The answer is b tbh idk what it is im just here to steal ur points : d