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Why do all animals have digestion system?
all animals have digestion systems to digest there food
Is digestion of food essential?
the digestion of food is necessary for us to get energy
Why is it necessary to have both chemical and mechanical digestion?
Chicken
Are Digestive enzymes are necessary for mechanical digestion?
yes
Are digestive enzymes necessary for mechanical digestion?
The gastrointestinal tract uses both chemical and mechanical digestion.
Digestion in lower animals is which involves food particles directly the cell?
Digestion in lower animals is _____ which involves food particles directly the cell
Where does digestion and absorption take place in animals?
No
After digestion how do animals get nutrients?
animals get nutrients during digestion. the good stuff is absorbed through the digestive tract while the waste comes out of the anus.
Why animals must have teeth?
So they can chew (to prevent choking) and enzymes (saliva-for digestion) for digestion.
What is the pigment manufactured by the liver and necessary for the digestion of fat?
Bile
What is the breakdown and processing of complex carbohydrates in animals?
Digestion
Why digestion necessary before circulation can take place?
If you mean "absorption" when you say "circulation", digestion is necessary because the body cannot absorb the nutrients directly from food. The nutrients are "locked" inside. Digestion breaks food apart so that nutrients can be more easily accessed and absorbed.
