BIOL 1002 Chapter : Ch 23 And 24 Notes
Document Summary
Kingdom animalia characteristics: distinguishing features, eukaryotic, multicellular, heterotrophic. Ingestive method of digestion: sexual reproduction, no cell wall, rapid response to stimuli (nerves and muscles) Tissues are specialized cells with a common structure and function that are grouped together. Organs are centers of bodily function, which are usually made up of different tissues. Organ systems are groups of two or more organs that function together to perform a common task (e. g. , digestion, gas exchange, reproduction) Radial symmetry - round body plan: animals have a top and bottom but no back/front or left/right. Pseudocoelom where a cavity is present but is not derived from the mesoderm. True coelom has a cavity derived from mesoderm. Insects may also go through metamorphosis (any change in shape or proportion during development. : this can be either incomplete metamorphosis or complete metamorphosis. Incomplete involves a change in size and proportion. Complete involves a change in body shape.
