Saliva secreted by us per day is ………
Saliva secreted by us per day is ………
A) 1 – 1.5 liters
B) 2 – 2.25 liters
C) 1 – 1.25 liters
D) 1.75 liters
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Saliva secreted by us per day is ………
A) 1 – 1.5 liters
B) 2 – 2.25 liters
C) 1 – 1.25 liters
D) 1.75 liters