Environmental Sciences, asked by meghanameghana11929, 2 days ago

what are cause for food poisoning?
who discovered the vaccine for small pox?

Answers

Answered by dreamgirlmegha

3

Answer:

food poisoning could be due to the consunition of food spoilt by some microganisms that graw on our food sometimes produce toxic substances.
edwar jenner discovered the vaccine for small pox

Answered by maagimaagi735

4

Answer:

food poisoning could be due to the consunition of food spoilt by some microganisms that graw on our food sometimes produce toxic substances.
edwar jenner discovered the vaccine for small pox

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