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Unformatted text preview: d. It reproduces asexually e. It has cell walls made of chitin Jellyfish sting their prey (or you) with: a) choanocytes b) diatoms c) nematocysts d) plastids e) nephrons What is the main advantage of the symbioses between fungi and algae? a. The fungi protect the algae against natural enemies. b. Algae provide nitrogen for the fungi. c. The symbioses allow them to grow in places where they could not grow isolated. d. Together they form mycorrhizae which allows them to live associated with plants e. All of the above. Which of the following groups are not Protostomes: a. Rotiferans and annelids b. Poriferans and echinoderms c. Cnidarians and nematodes d. Molluscs and Cnidarians e. Vertebrates and arthropods What is the most important synapomorphy in Mollusca? a. Radula b. Soft visceral mass c. Calcareous shell d. Muscular foot e. All the above....
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This note was uploaded on 11/27/2009 for the course BIOEE 2780 at Cornell.