Comprehensive Biology Notes: Cnidarians, Ctenophores, and Specimen Review

Exam Review & Specimen Overview

Previous Material Review

• Blastulation in Peripatus: True, they undergo blastulation but not gastrulation.

• Amoeboid Cell Type: Proteus Paramecium is a typical amoeboid cell.

• Mitochondrial Symbiogenesis: Archaea (prokaryotes) do not exhibit mitochondrial symbiogenesis.

• Flagella/Cilia Structure: Made of 9 pairs of microtubules.

• Demospongiae Protein Matrix: Referred to as mesohyal.

• Sponge Class with Six-Sided Spicules: Hexactinellida.

• Sponge Body Type Example (Leucocelenia): Asconoid sponge, despite