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AleksandrR [38]
2 years ago
10

Which of the following best explains how a dog is able to ingest and digest food, and remove waste

Biology
1 answer:
Viktor [21]2 years ago
8 0

Answer:

1st is correct

Explanation:

At its simplest, a dog's digestive system is a long tunnel that runs from their mouth to the anus. Food goes in at the mouth and travels through this tube and at various stages is broken down and either absorbed into the body or excreted as waste at the anus.

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