Across
- 2. a thing that is composed of two or more separate elements
- 3. any of a class of organic compounds that are fatty acids or their derivatives and are insoluble in water but soluble in alcohol, ether, and chloroform
- 4. Energy the minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction.
- 7. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
- 8. an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
- 10. The hereditary material in humans and almost all other organisms.
- 11. the substance on which an enzyme acts
Down
- 1. a compound consisting of a nucleoside linked to a phosphate group
- 5. any of a large group of organic compounds occurring in foods and living tissues
- 6. The basic unit of a chemical reaction
- 9. a substance produced by a living organism that acts as a catalyst to bring about a specific biochemical reaction.