Main Idea Details
280 Echinoderms and Invertebrate Chordates
endoskeletonampullamadreporitepedicellariatube footwater-vascular systemaidEchinoderms and Invertebrate Chordates
Section 27.1 Echinoderm Characteristics
Skim Section 1 of the chapter. Write three questions that come to
mind from reading the headings and illustration captions.1.2.3.Use your book or dictionar y to define endoskeleton.Use your book or dictionar y to define each term.Define aid to show its scientific meaning.Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.Academic
VocabularyNew
VocabularyReview
Vocabulary