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nic0am1eSwhleli
nic0am1eSwhleli nic0am1eSwhleli
  • 23-12-2016
  • Biology
Answered

Which is true for urochordates?


The notochord is present throughout their lives.


The notochord is present only in the larval stage; it is absent in adults.


The notochord is present in the larval stage; it becomes vertebrae in adults.

Verified Answer :

Greenleafable
Greenleafable Greenleafable
  • 25-12-2016

The option which is true for urochordates is the second one - the notochord is present only in the larval stage; it is absent in adults. This is why A and C are incorrect options.

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