Animal KingdomHard
Question
In which of the following notochord is present in embeyonic stage ?
Options
A.All chordatens
B.Some chordates
C.Vertebrates
D.Non-chordates
Solution
Notochord is the primary axial supportive structure present present in all chordate embryos as well as in many adults. In a vast majority, it is relaced by vertical column in adults. Vertebrates come under the category of chordats. Non- chordates do not contain notochord.
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