redneck14
Answered

Which model below would best describe the digestive system?

a long hollow tube with openings at both ends
a small swimming pool
a candle stick
a water balloon tied at the top



Answer :

savannah2

if it were me I would use the long hollow tube with opening at the end
Bekamop99
I'd say a long hollow tube with a hole at the end.
Hope this helps! :)

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