Animal Kingdom
Animals 2 Types Invertebrate- Animals without a backbone. Ex. Sponge, Worms, Squid Vertebrate- Animal with a backbone. Ex. Human, Dog, Cow Characteristics Multicellular (Cell Specialization) Eukaryotic (complex cells) Heterotrophic (eat food) Diverse
Invertebrates vs. Vertebrates
Animal Survival Feeding- Herbivore, Carnivore, Omnivore, Parasitic, Filter feeders Respiration- Lungs, Gills, Skin Internal Transport- Carry gases, nutrients and waste Excretion- Removal of waste Response- Aware of surroundings Movement- Sessile & Motile Reproduction- Internal or External Skeleton- Endoskeleton or Exoskeleton
Embryo Development Fertilization- combination of sperm and egg. Cell Division- Cells multiplying to form embryo. Embryo- early stage of development into an organism.
Symmetry Radial- Body parts that repeat around imaginary line drawn through the center. Bilateral- right side a mirror of left. Anterior- Top Posterior- Bottom Dorsal- Back Ventral- Front