It's either microorganisms or cellulose?I'm not really sure, try both if the question is in
Thanks!:)
digest
they crawl
the digestive system helps digest food and it is an ORGAN system
digestive is to digest but the digestive system is a system of digestion.
Koalas have a really long and complicated digestive system because they only eat Leaves( Eucalyptus Leaves mainly), and these leaves contain toxins which allows their digestive system to take a longer amount of time to break down the food and digest.
the digestive system
Helps you digest food
We need our digestive system to digest the food we eat.
u have a digestive system to digest food or change it to usable substances your body can use
to digest the food
with their digestive system
It helps to digest proteins.