Biology, asked by ss8225176gmailcom, 6 months ago

Give reason:- 1

a)Vacuum packaging is done by giving nitrogen gas.

b) Vaccine can fight against bacterial infections​

Answers

Answered by vidyaj931
0

Answer:

0because the vacuum is back with the nitrogen because the microbes cannot be touched the food or the packet inside the snacks is equal to 6.8 is equal to 9.6 is equal to

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