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INTRODUCTION TO KINGDOM ANIMALIA chapter 32

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.

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INTRODUCTION TO KINGDOM ANIMALIA chapter 32

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  1. INTRODUCTION TO KINGDOM ANIMALIAchapter 32

  2. CHARACTERISTICS • Multicellular organization (specialization of cells) • Heterotrophic • Sexual reproduction • Movement • Link is colonial animal-like protists

  3. BODY STRUCTURE • asymmetrical, radial, bilateral

  4. PATTERNS OF DEVELOPMENT 1. Fertilization: sperm fuses with egg 2. Cleavage and blastula formation 3. Gastrulation protostomes: blastopore becomes mouth deuterstomes: blastopore becomes anus

  5. TYPES OF BODY CAVITIES Acoelomate Pseudocoelomate Coelomate

  6. Invertebrate Phyla (several): no backbones • Phylum Chordata: nerve chord but no backbones • Subphylum Vertebrata: both backbones and nerve cords

  7. Classwork/Homework • Classwork • Dichotomous Key • Homework • Cladogram (Due Thursday) • Flipbook (Due Thursday) • Study Guide (Due before Final) • Textbook Extra Credit

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