INTRODUCTION TO KINGDOM ANIMALIA chapter 32
CHARACTERISTICS Multicellular organization (specialization of cells) Heterotrophic Sexual reproduction Movement Link is colonial animal-like protists
BODY STRUCTURE asymmetrical, radial, bilateral
PATTERNS OF DEVELOPMENT 1. Fertilization: sperm fuses with egg 2. Cleavage and blastula formation 3. Gastrulation protostomes: blastopore becomes mouth deuterstomes: blastopore becomes anus
TYPES OF BODY CAVITIES Acoelomate Pseudocoelomate Coelomate
Invertebrate Phyla (several): no backbones Phylum Chordata: nerve chord but no backbones Subphylum Vertebrata: both backbones and nerve cords
Classwork/Homework Classwork Homework Textbook Extra Credit Dichotomous Key Homework Cladogram (Due Thursday) Flipbook (Due Thursday) Study Guide (Due before Final) Textbook Extra Credit