Ivanowsky, Beijerinck and Reed all began studies with particles smaller than the filters they were working with. This began the study of _____. a. measles b. viruses c. prions d. bacteria

Ivanowsky, Beijerinck and Reed all began studies with particles
smaller than the filters they were working with. This began the
study of _____.
a. measles
b. viruses
c. prions
d. bacteria
by

1 Answer

Answer :

b. viruses
by

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