CoolLearner12 CoolLearner12

14-01-2022
Health

contestada

Who was a Russian scientist
that conducted a lab to find out how long
it took saliva to move through a dogs
body.
A. Alexander Popov
B. Leonardo da Vinci
C. Marco Polo
D. Ivan Pavolv

Respuesta :

johas0711 johas0711

14-01-2022

Answer:

D. Ivan Pavolv

Explanation:

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