Question

In: Biology

Discuss the basic developmental characteristics of Protostome vs Deuterostome. What do you speculate is the reason...

Discuss the basic developmental characteristics of Protostome vs
Deuterostome. What do you speculate is the reason for studying developmental
mechanisms/patterns in specific invertebrate models for insight into human biology?

Solutions

Expert Solution

Protostome - means first mouth.

Embryonic clevage - Spiral clevage

Blastomere - determinate development or masaic pattern development

Blostopore - form either mouth or both mouth and anus.

Coelom - shziocoelom

Deuterostome - means second mouth

Embryonic cleavage - radial

Blastomere - determinate or regulative dev

Blastopore '- form anuss mouth is formed from another opening.

Coelom - enterocoelom.

Since according to many scientist, all invertebrates arise from single celled protist, are either protostome and deuterostome, it is a good pattern to study for studying about how the deuterostomy arise in human biology.


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