sodium amytal test: anesthetize one hemisphere and check for language function dichotic listening test: report more digits heard by dominant half functional brain imaging: fMRI or PET used to see which half is active when performing a language test
The process of change by which new species develop from preexisting species over time? The process by which species change over time is evolution. The process by which new species develop from preexisting species over time is evolution.
Best Answer: When scientists discover a new organism, they give it a latin (usually) name that consists of two parts: genus and species. A genus is a group of very closely related organisms. A single genus can have anywhere from one to hundreds of species within it. Each genus name is unique to that group (there are a few, rare exceptions to this). A species is a member of a genus that is different from the other members of the genus in a defined way.