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Williams Biology
Chapter 11 Study Guide
| Term | Definition |
|---|---|
| Genetically modified foods | a food product with genes that have been changed |
| Immunity | the ability to fight off a specific pathogen |
| Pathogen | also known as a germ |
| Replication | Process where DNA copies itself |
| Nonspecific defense | includes skin and mucous |
| Infectious disease | passes from one person to another, similar to the flu |
| Vaccine | used to protect a person from a specific disease |
| Downs syndrome | results when chromosome 21 does not separate |
| Antigen | a foreign molecule that turns on the immune system |
| Immune system | protects the body from disease |
| a parasite | absorbs food from a living thing and harms it |