The main idea of the text is:
The viruses
The history of germs
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Respuesta:
The main idea of the text is:
The viruses
The first vaccines were developed by:
Louis Pasteur’s and Edward Jenner
to protect people from:
Virus infections.
Scientists started studying viruses at the end of the:
19th Century.
Who discovered viruses.
Botanical scientists.
Explicación:
uas :3
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