Question

What are differences between hemichordata and protochordata ?

Answer 1

The main difference between Hemichordata and Chordata is that Hemichordata contains an epidermal nervous system whereas Chordata contains a central nervous system. Chordates contain a dorsal, tubular nerve cord. Both Hemichordata and Chordata contain pharyngeal gill slits. Chordates also contain a post-anal tail.

Answer 2

Difference between hemichordata and protochordata

Explanation:

• Hemichordata isn't same as protochordate as spine is gift in protochordate however absent in hemichordate.
• Protochordate and phylum ar a taxon of phylum. there's such a lot distinction in each as listed below.
• In protochordate, spine could or might not be gift altogether stages of life and additionally nor will it run through the complete length of the body. For e.g. Herdmania and lancelet
• In phylum, the spine is gift altogether stages of life and later additionally offers rise to the backbone. For e.g. Amphibia, Reptilia
• The main distinction between Hemichordata associated {chordata|Chordata|phylum phylum|phylum} is that Hemichordata contains an stratum systema nervosum whereas Chordata contains a central system nervosum. Chordates contain a dorsal, cannular nerve wire. each Hemichordata and phylum contain tubular cavity gill slits.