Across
- 1. any substance in food that the body needs
- 6. reproductive cell produced by fungi or plants
- 7. all the living things in a given area together with the physical and chemical factors of the nonliving environment
- 8. top layer of Earth's surface containing weathered rocks, minerals, and organic material
- 10. basic unit of structure and function of living things
- 11. single-celled prokaryotic organism that is a member of the Bacteria domain
- 13. a serious disease caused by Bacillus anthracis, a bacterium that forms spores; infection in humans most often involves the skin, gastrointestinal tract, or lungs
- 15. respiratory disease in which the alveoli of the lungs become inflamed and filled with fluid as a result of infection or injury
- 16. an illness resulting from eating food contaminated with bacteria or other microbes; also called foodborne illness
- 18. noninfectious disease that occurs when the pancreas does not make enough insulin or body cells are resistant to insulin so there is too much glucose in the blood
- 20. changing a material that has been used into a new material for use
- 21. a group of organisms that can mate with one another to produce fertile offspring
Down
- 2. hormone that helps cells take up sugar from the blood
- 3. type of organism that obtains food by breaking down the remains of dead organisms or other organic wastes into its various components, including nutrients that can be used by other organisms
- 4. a segment of DNA that carries the genetic code to make a specific polypeptide chain
- 5. a drug that kills or limits the continued growth of bacteria; used to help cure bacterial infections
- 9. an individual living thing
- 12. a rod-shaped bacterium
- 14. multicellular, heterotrophic eukaryote with specialized cells that lack cell walls; member of the animal kingdom
- 17. double-stranded nucleic acid that stores genetic information; also known as deoxyribonucleic acid
- 19. female gamete
- 22. organic compound made up of amino acids