STS

Improved energy efficiency

Which of the following is a major positive impact of nanotechnology on society?

Graphite

Which of the following is NOT an example of a nanomaterial?

Top-down approaches involve breaking down larger structures, while bottom-up approaches involve building up smaller structures.

What is the difference between a top-down and a bottom-up approach to nanofabrication?

GMO is a genetically modified organism that is created by combining genes from different species, while traditional breeding methods involve selecting and breeding naturally occurring traits within a single species.

How does a genetically modified organism (GMO) differ from an organism that is based on traditional breeding methods?