While he acknowledges that there is much to be learned from alternative research methods like cell culture a process by which cells are taken from a living organism and grown under controlled conditions VandeBerg says they have learned a lot more from research on chimpanzees.

VOA: standard.2010.02.16

The children had to choose a different culture other than their own to research.

孩子们要选择一个,不同于自己的文化去研究。

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