41. The bilingual language system is affected by specific factors of which proficiency appears to be the most important. 42. Eastin was referring to a paragraph in the Oakland resolution that declared African Language Systems " genetically based ." 43. Indeed, not only distinct but " genetically based, " rooted in " West and Niger-Congo African language systems ." 44. Since its publication, this system has been discredited, and current linguistic evidence now points to two separate language systems . 45. With this in mind, it was also thought that between language systems have stronger associations, compared to within language systems . 46. With this in mind, it was also thought that between language systems have stronger associations, compared to within language systems. 47. Sharp said once she understood the language system of her students, she was able to explain the distinction to them. 48. The basic problem is the way Syracuse Language Systems , a leader in the field, has chosen to present the dialogues. 49. Little Signers teaches Garcia's American Sign Language system , but researcher Acredolo encourages parents and children to make up their own signs. 50. Functional neuroimaging methods such as PET and fMRI are used to study the complex neural mechanisms of the human language systems .
