Question

How protocord are link between non cordrat and cordrat

Answer 1

in cordates notocord is present and in non cordates notocord is absent.....

Answer 2

$BONJOUR!!$
$Here's \: your \: answer.$

⭐ Notochord is absent in nonchordata but present in chordata.

⭐ Phylum : Chordata
Subphylum : Protochordata

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