outline about echinoderms, birds, and mammals !!!! Echinoderms, Birds, and Mammals Chapters: 34, 39, 40 I.         Diversity- Echinodermata (Spiny-Skin)         A.         Characteristics                 1.         undergo metamorphosis from free- swimming larva to croup dwelling adult. five radii(pentaradial symmetry)                 2.         endoskeleton, calcium plates, accept protruding spines                 3.         water- vascular system (water- filled canals)                 4.         tube feet, embolden in survivement, feeding, respiration, and excretion                 5.         no circulatory, respiratory or excretory systems                 6.         nervous system, but no head or mind                 7.         two sexes, reproduce sexually or asexually         B.         phylogenesis and Classification                 1.         500 million years ago in Cambrian period                 2.         6,000 species into five classes                         a.         Crinoidea (Lily- Like)                                 (1)         sessile, long chaff devoted to ocean bottom or rock                                 (2)         mouth doesnt face sea bottom                                 (3)         five arms come apart into more arms, up to cc in so me feather- aesthesis species    Â!                             (4)         sticky tube feet, at end of each arm, nonplus fare and respire                         b.         Asteroidea (Star- Like)                                 (1)         sea stars, starfish                                 (2)         run on oysters, clams, other organisms used as provender for populace                         c.

        Ophiuroidea (Snake- Like)                                 (1)         basket stars and brittle stars                                 (2)         largest echinoderm Class                                 (3)         long specify arms, move quickly                                 (4)         feed by raking in nutrition with arms, tube feet, detain food with tube feet or mucous secretion between spines                         d.         class Echinoidea (Hedgehog- like)                                 (1)         endoskeleton called test                                 (2)         grin! d food with jaw- like Aristotles Lantern                                 (3)         tube feet for motion, teeth- like structures for feeding                                 (4)         spitefulness for rampart                         e.         Holothuroidea         ... If you want to get a full essay, lay it on our website:
OrderEssay.netIf you want to get a full information about our service, visit our page:
write my essay
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.