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.
Non-native species are species that have been introduced into new areas that have not historically been part of their native range. 'Exotic,' 'alien,' 'nonindigenous,' and 'introduced' are all synonymous terms referring to non-native species.In contrast, native species are species that have historically occurred as part of an ecosystem in a specific location. Native species are also called indigenous species.Introduction is defined by Krueger and May (1991) as the transfer by humans of an organism outside its native range.n contrast, native species are species that have historically occurred as part of an ecosystem in a specific location. Native species are also called indigenous species. Introduction is defined by Krueger and May (1991) as the transfer by humans of an organism outside its native range.