Pathogens

2. It does not really harm you in any meaningful way, although it may look different than the surrounding tissue
4. An ongoing condition or illness
6. An organism that absorbs nutrients from the environment and can cause infections such as athlete's foot or yeast infections
8. A mass of rapidly dividing cells that can damage surrounding tissue
9. These diseases can be life-threatening.
11. Organisms that cause disease
13. An organism that lives in or on another organism, deriving nourishment at the expense of its host
16. An infection throughout the body

1. Disease caused by pathogen transmitted from one person to another
3. An infection that is limited to a specific location in the body and has local symptoms
5. Any malignant growth or tumor caused by abnormal and uncontrolled cell division
7. The ability of an organism to resist a particular infection
10. Able to be passed easily from one person to another
12. These often enter the body through undercooked or unwashed food
14. An abnormal state in which the body is not functioning normally
15. Symptoms develop rapidly but the disease lasts only a short time