Put the following equations in y b mx form, then identify the slope and the vertical intercept. a. 2x 2 3y 5 6 b. 3x 1 2y 5 6 c. 1 3 x 1 1 2 y 5 6 d. 2y 2 3x 5 0 e. 6y 2 9x 5 0 f. 1 2 x 2 2 3 y 5 21 6

Animals Part 2: Deuterostomes 1) Deuterostomes a) Blastopore becomes anus b) 4 phyla c) No fossils of common ancestor candidates 2) Phylum Echinodermata a) Echinoderm Traits i) Water vascular system with tube feet ii) Endoskeleton stiff or loose plates (stars) 3) Phylum Chordata a) Notochord – (Def.) flexible rod running along dorsal axis of body b) Nerve cord c) Pharyngeal slits – allows water to pass through d) Muscular, postanal tail 4) Invertebrate Chordates (2 subphyla) a) Cephalochordates i) adult possesses all 4 chordate traits ii) suspension feeders iii) simple “brain” 5) Vertebrates (subphylum) a) head with cranium (skull) b) vertebrae