mathmate84 mathmate84

18-08-2021
Biology

contestada

Please help!

Which of the following is characteristic of all chordates but NOT found in invertebrates?

a) A circulatory system
b) A notochord
c) An exoskeleton
d) Four legs

Respuesta :

jimohtaiwo592 jimohtaiwo592

19-08-2021

Answer:

B

Explanation:

It is a major element of the developing embryo

it has essential roles in vertebrate development

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