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kati45 [8]
3 years ago
6

I will give 5 stars, thanks and brainliest!! :)

Biology
1 answer:
irina [24]3 years ago
4 0

Answer:

Explanation:

  • the drugs are first tested through human cells which then many of the substances fail this test
  • Then the drugs are then taken to animals for further testing
  • Once the test on animals is over, health voluteers then aid scientists or chemists in checking whether the drugs are good for humans or not
  • I REALLY HOPE THIS WAS USEFUL TO YOU
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Explanation:

(i found it here if you have questions

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