Crossword

2. Constructing a mRNA molecule using a DNA molecule as a template; results in the transfer of genetic information to the mRNA.
4. Any one of 20 or more organic acids, some of which are the building blocks for proteins and are necessary for metabolism and growth.
7. A cell or organism that supports the growth of a parasite or virus.
11. used for locomotion.
12. Carolus Linnaeus assigned a two-part consisting of the genus and species to all organisms; this "two name-naming" is called binomial ___
14. A chemical which kills bacteria and fungi but not virus.
15. A substance that contains antigenic components from an infectious organism. By stimulating an immune response (but not disease), it leads to immunity to a certain microorganism and protects against subsequent infection by that organism.
17. The study of viruses and viral disease.
19. An organism that lives in oron another living thing.
20. The science concerned with the determin-ation of the specific causes of a disease or the interrelation between various factors determining a disease, as well as disease trends in a specific population.

1. A condensed DNA structure normally found in the nucleus of a cell.
3. A virus particle existing freely outside a host cell.
5. an organism which causes disease.
6. A variation of a particular strain of virus or infective agent; slightly different in form or function.
8. A rearrangement of genes or change in base pairs so they produce different effects within their environment.
9. composed of only one cell.
10. Mycology is the study of ____
13. The protein covering of some viruses - made up of capsomeres; may stimulate the body’s immune response.
16. Robert Hooke first observed thin slices of ___ under his microscope when coining the term "cell."
18. a protein produced by white blood cells in response to an antigen.