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.
Introduced species (non-native) are those that have been introduced by humans, either accidentally or intentionally. Once a species has become too pervasive in an environment, it is said to be invasive. Both native and introduced species can be invasive.xamples. There are two types of native species, indigenous and endemic. Indigenous species are native species that are found in multiple locations, whereas endemic species are only found in a specific, unique location. We often find endemic species in geographically isolated areas such as islands.