PSY 101 Lecture Notes - Axon Terminal, Twin Study, Membrane Potential

• School: University at Buffalo
• Department: Psychology
• Course: PSY 101
• Professor: Professor Berg

Document Summary

Evolution and natural selection: charles darwin, took 5-yr survey of south american coast, wrote on the origin of species. Offspring tended to be highly similar to birth places. Suggested an explanation- called it natural selection- for variety of species observed during survey. Proposed a mechanism to support the theory of evolution: adaptiveness to environment constrains set of species that are successful in reproduction, theory of evolution by process of natural selection. Members from each species emerge from a common set of ancestors. Organisms surviving to reproduce will see their traits become more numerous in the population. Individual expression of traits (some influenced by more than one gene: genetics. The neuron: aim to compare the similarity between behavior and traits of adopted child with that of birth parents vs. adoptive family. Similarity between adopted child and birth parents- genetic influence. Carry nerve impulses away from sense receptors toward the nervous. Carry nerve impulses away from the nervous system toward muscles and.