Phylum Cnidaria. Cnidarians have special stinging cells called cnidocytes. They have long flexible tentacles and usually live in sea water. Because they.
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Characteristics of Life Lesson 1 Invertebrates Identify the characteristics of animals. Identify cell differentiation in the development of a typical.
Anthozoa - Corals and Anemones. Anemones Corals.
Cnidaria & Ctenophora. Cnidaria Radially symmetrical Tentacles contain nematocysts (stinging cells)
The Animal Kingdom: The Deuterostomes Chapter 31.
Competition between species Communication Defense against predators Defense against pathogens Why so many biologically active compounds from invertebrates?
Plant-Like Protists (Algae) Autotrophs – photosynthetic, have chloroplasts, all have chlorophyll a Classified by pigment types / color group, food storage,
Phylum Porifera- Sponges. Among the most ancient animals Mostly marine but some fresh water Porifera- literally means “pore bearer”, which is appropriate.
