'Separate mouth' presentation slideshows

Invertebrates

Invertebrates. Chapter 33. Most animals - invertebrates - do not have backbone. http://www.edsci-affiliates.com/images/invertebrates_divider.jpg. 1 Phylum Porifera. Sponges - lack nerves and muscles; sessile (non-motile). Most marine, live in water.

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5.5: Classification

5.5: Classification. Pp 142 - 149. Binomial system of nomenclature. System of assigning scientific/binomial names to organisms d esigned by Carolus Linneaus in 18 th century Based on idea that every species has a Latin name, made up of two parts First part is the name of the genus

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MARINE WORMS

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