Scientists have recently created a microscopic robot that can crawl along molecules of DNA., true, false , The nano-spider was developed by only one scientist in Australia., false, true, The nano-spider is about 100,000 times smaller than the diameter of a human hair., true, false, The nano-spider cannot be classified as a robot because it is too small., false, true, The nano-spider can move, turn left and right, and even create products., True, false, Nano-spiders are made of metal and plastic., false, true, The body of the nano-spider is composed of DNA molecules., true, false, In the future, nano-spiders could be used to detect and treat diseases like cancer., true, false, People are not worried at all about the safety of nanotechnology., false, true, Nanotechnology could allow doctors to give treatments that are impossible with traditional surgery., true, false.

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