Documents Sponges and Cnidarians

Sponges and Cnidarians Sponges and Cnidarians Sponges Sponges Intro. Origin Evolution: believed to have evolved from protists Collar cells: are almost identical to many flagellated…

Documents Sponges and Cnidarians

Sponges and Cnidarians Sponges and Cnidarians Sponges Sponges Intro. Origin Evolution Collar cells Uses of collar cells Sponges Intro, cont. Diversity Species # Variety Characteristics…