'Unique water vascular system' presentation slideshows

Overview: Life Without a Backbone

Overview: Life Without a Backbone. Invertebrates are animals that lack a backbone They account for 95% of known animal species. Sponges are basal animals that lack true tissues. Sponges are sedentary animals from the phyla Calcarea and Silicea They live in both fresh and marine waters

583 views • 42 slides

INTRODUCTION TO ANIMALS

INTRODUCTION TO ANIMALS. Chapter 34. Animal Basics. 4 Defining Characteristics Morphology (animal bodies) Invertebrates versus vertebrates. 4 DEFINING CHARACTERISTICS: 1. eukaryotic, multi-cellular (no cell walls) 2. heterotrophic 3. sexual reproduction and development 4. movement.

750 views • 34 slides

INTRODUCTION TO ANIMALS

INTRODUCTION TO ANIMALS. Chapters 26-33. Animal Basics. 4 Defining Characteristics Morphology (animal bodies) Invertebrates versus vertebrates. 4 DEFINING CHARACTERISTICS: 1. eukaryotic, multi-cellular (no cell walls) 2. heterotrophic 3. sexual reproduction and development 4. movement.

474 views • 33 slides

Echinoderms

388 views • 19 slides

Phylum Echinodermata

528 views • 17 slides

Survey of the Kingdoms

Survey of the Kingdoms. (multiple chapters). Kingdom Protista. Heterotrophic or autotrophic Unicellular or multicellular Mostly aquatic Mostly asexual Motile or Nonmotile Endosymbiosis theory explains how organelles develop. Plant-like Protists Algae, Euglena (things with chloroplasts).

271 views • 15 slides

Survey of the Kingdoms

Survey of the Kingdoms. (multiple chapters). Kingdom Protista. Heterotrophic or autotrophic Unicellular or multicellular Mostly aquatic Mostly asexual Motile or Nonmotile Endosymbiosis theory explains how organelles develop. Plant-like Protists Algae, Euglena (things with chloroplasts).

285 views • 15 slides

Echinodermata

Echinodermata. Rohan , Michaela, Nori , and Lauren. Types of Echinoderms. Seastars Brittlestars Sea urchins Sand dollars Sea Cucumbers Crinoids. Number of germ layers. Echinoderms have three germ layers. Ectoderm (Outer) Endoderm (Inner) Mesoderm (Middle). Symmetry.

312 views • 14 slides

Sponges

Sponges. Sponges, phylum Porifera , are invertebrates made up of two cell layers. Most sponges are asymmetrical. They have no tissues, organs, or organ systems. Most adult sponges do not move from place to place. Cnidarians.

288 views • 9 slides