Scientific Marvels

1. The process of growing plants in sand, gravel, or liquid, with added nutrients but without soil.
3. Relating to or denoting a discrete quantity of energy proportional in magnitude to the frequency of the radiation it represents.
5. An optical instrument used for viewing very small objects, such as bacteria and cells.
8. A substance that has a molecular structure consisting chiefly or entirely of a large number of similar units bonded together.
9. The branch of medicine or biology that deals with the anatomy, functions, and organic disorders of nerves and the nervous system.
11. The branch of physical science that deals with the relations between heat and other forms of energy.
12. The complete set of genes or genetic material present in a cell or organism.
13. Made or produced by human beings rather than occurring naturally, typically as a copy of something natural.
15. A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.

2. The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.
4. The exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganisms for the production of antibiotics, hormones, etc.
6. Relating to the interrelation of electric currents or fields and magnetic fields.
7. The branch of technology that deals with dimensions and tolerances of less than 100 nanometers, especially the manipulation of individual atoms and molecules.
10. The process of producing genetically identical individuals from a single organism.
14. The branch of technology that deals with the design, construction, operation, and application of robots.