Digestive system
The Digestive System Biology 11 McIntyre. Fun Facts We eat about 500kg of food per year. 1.7 liters of saliva is produced each day You can swallow even.
tch?v=Uzl6M1YlU3w 500kgWe eat about 500kg of food per year. 1.7 litersWe make approximately 1.7 liters of saliva every day.
HUMAN DIGESTION. Fun Facts We eat about 500kg of food per year. We eat about 500kg of food per year. 1.7 liters of saliva is produced each day 1.7 liters.
