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 The tube-within-tube body plan provides for

Option: 1

Incomplete digestive system
 


Option: 2

Complete digestive system
 


Option: 3

Both (A) and (B)
 


Option: 4

None of the above
 


Answers (1)

best_answer

Complete digestive system: The digestive tract is provided with two openings as a mouth that performs ingestion and anus that performs egestion. Such type of body plan is called ‘tube-within-tube’.
 

Hence,

-

A tube-within-tube body plan shows a complete tubular digestive system with an anterior and posterior opening called mouth and anus respectively. 

Posted by

Ritika Kankaria

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