Respuesta :

Answer:

In explanation.

Explanation:

-Significant of hemichordates.

The hemichordates are perhaps most important to humans for the information they can provide about the origin of chordates, deuterostomes, and bilateral animals.}

-Evolutionary significance of hemichordates.

Hemichordates are a deuterostome phylum, the sister group to echinoderms, and closely related to chordates. They have thus been used to gain insights into the origins of deuterostome and chordate body plans.

-Hope this helps.

Hi, the answer to your question is:-

What is it?

Hemichordates are a deuterostome phylum, the sister group to echinoderms, and closely related to chordates.

Use?

They have been used to gain insights into the origins of deuterostome and chordate body plans.