PSYCH 105 Study Guide - Quiz Guide: Homo Habilis, Chemical Polarity, Vaporization
Document Summary
What is life: know what the characteristics of living things are, and understand what each one means. Contains materials found in only living things. Energy: understand why homeostasis is important, and generally how homeostasis is maintained. Cellular function and life are only possible under fairly specific environmental levels for any particular species. The environment can have major influences on physiological performance. Maintain a constant internal environment in the face of a variable external environment. Base of the tree= origin of species (creator) Common ancestor is found in the intersections and at the base: using a phylogenetic tree, identify a given organism"s closest living relative, know the major characteristics that define human taxonomic ranks (e. g. eukarya, Eukarya: cells contain a nucleus and other membrane-bound organelles. Animalia: multicellular, can move, heterotrophic, lack rigid cell walls. Primates: large brains, better stereoscopic vision, thumbs.
