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Part II: Phylogeny Table: Please read and follow the instructions below the tabl

ID: 10886 • Letter: P

Question

Part II: Phylogeny Table: Please read and follow the instructions below the table.

Tell about the Phylums on left in the characters following the instructions below the phylums.


Character:  1.Tissue 2.symmetry 3.cavity 4.Digestive system 5.segmentation 6.blastopore
Porifera
Cnidarian
Platyhelmintes
Nematoda
Mollusca
Arthropoda
Echinodermata
Chordata

Instructions:
Tissue: Fill in as no tissue, two tissue layers or three tissue layers
Symmetry: Fill in as none, radial or bilateral
Cavity: Fill in as none, acoelomate, pseudocoelomate or coelomate
Digestive system: Fill in as incomplete or complete
Segmentation: Fill in a segmented or unsegmented
Blastopore: fill in as none, Protostome or deuterostome

Explanation / Answer

Porifera 1. No tissue. (cellular construction) 2. None. (Varies) 3. None. 4. Incomplete. (Diffusion through cell layer) 5. Unsegmented. 6. None. Cnidarian 1. Two tissue layers. 2. Radial 3. Acoelomate. 4. Incomplete. 5. Unsegmented. 6. None. Platyhelminthes 1. Three tissue layers. 2. Bilateral. 3. Acoelomate. 4. Incomplete. 5. Unsegmented. (Not true segmentation) 6. Protostome. Nematoda 1. Three tissue layers. 2. Bilateral. 3. Pseudocoelomate . 4. Complete. 5. Unsegmented 6. Protostome. Mollusca 1. Three tissue layers. 2. Bilateral. 3. Coelomate. 4. Complete. 5. Unsegmented 6. Protostome. Arthropoda 1. Three tissue layers. 2. Bilateral. 3. Coelomate. 4. Complete. 5. Segmented. 6. Protostome. Echinodermata 1. Three tissue layers. 2. Radial. 3. Coelomate. 4. Complete. 5. Unsegmented. 6. Deuterostome. Chordata 1. Three tissue layers. 2. Bilateral. 3. Coelomate. 4. Complete. 5. Unsegmented. 6. Deuterostome.