Question

in animals the digestive system develop from​

Answer 1

Answer:

Oral Cavity

Explanation:

All mammals have teeth and can chew their food. Digestion begins in the oral cavity: Digestion of food begins in the (a) oral cavity. Food is masticated by teeth and moistened by saliva secreted from the (b) salivary glands. Enzymes in the saliva begin to digest starches and fats.

Answer 2

here is your answer

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