Causes. There is no known single cause for autism spectrum disorder, but it is generally accepted that it is caused by abnormalities in brain structure or function. Brain scans show differences in the shape and structure of the brain in children with autism compared to in neurotypical children.auses. There is no known single cause for autism spectrum disorder, but it is generally accepted that it is caused by abnormalities in brain structure or function. Brain scans show differences in the shape and structure of the brain in children with autism compared to in neurotypical children.
quotations) rarely adjusting the sentence to fit the grammar of the quotation. The action you should never take when selecting quotations is: Changing the meaning of the quotation by changing the context.
Although a quote from an expert can add impact to your essay, in most cases you should try to either paraphrase or summarize the information, using citation to reference your source.However, when you do use direct quotations, follow these rules: 1  Insert the quotation exactly as it was written, errors and all.lthough a quote from an expert can add impact to your essay, in most cases you should try to either paraphrase or summarize the information, using citation to reference your source. However, when you do use direct quotations, follow these rules: