Diseases
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
Check
Across: 1. Bacteria multiply more when this increases 3. Microorganism made up of a single cell that has no distinct nucleus. 5. An organism that can be seen only through a microscope 6. A few genes in a coat of protein 8. The process of a virus being altered or changed 10. Substances that are capable of destroying or weakening bacteria. 12. What happens to bacteria if the termperature increases. 15. The is type of selection process drives evolution 16. You have to be careful not to catch this ... 17. Found in rotting matter. 19. If you have cold or flu you will have these. 20. What happens to cells when viruses invade them.
Down: 1. An infectious disease of humans and animals caused by tubercle bacillus 2. A common antibiotic 4. Poisonous substances. 7. Agents that cause infections or diseases. 9. The correct word for flu ! 11. The type of blood cell that fights invading organisms. 13. A strain of bacteria that is resistant to all antibiotics 14. Viruses invade these, so the viruses can multiply. 18. A respiratory disorder with syptoms of sneezing, sore throat, coughing