There are so many examples for that in different areas, like alkyl silane experiment carried out in our lab recently.
Here's one link: http://www.alfa-chemistry.com/products/alkyl-silane-29.htm
The Green Revolution provided B. An increase in the yield of crops forless-developed countries.
I think it is b
<span>Amphibia, Reptilia, Aves, and Mammalia</span>