Research has shown that genetic factors contribute to language acquisition. For example, some people have an inherited syndrome known as specific language impairment. These people typically:

Question

Quizplus · Accepted Answer

People with specific language impairment have difficulty learning and using the rules of linguistics, such as syntax and grammar, despite having normal intelligence, no hearing loss, and no neurological damage. This suggests a genetic component to language acquisition. A and B are incorrect as specific language impairment does not involve underdeveloped muscles or damage to the Wernicke area. D is also incorrect as intelligence is typically unaffected in people with specific language impairment.

Research Has Shown That Genetic Factors Contribute to Language Acquisition