Across
- 3. organism which lives in or on another organism and obtains nutrients at the expense of the host
- 4. active plan and process to protect a farm agains the introduction or spread of diseases
- 7. drug class given to kill internal parasites
- 8. either active or passive, where foreign particles are identified by antibodies and destroyed by the body
Down
- 1. body temperature, respiration rate, heart rate. Common ways to measure an animals degree of health
- 2. alteration of the body or body organs which interrupts or disturbs the body’s functions
- 4. Single celled microorganism capable of causing disease. Can be Cocci, bacillus or Spirilla forms.
- 5. infectious agent made of a piece of genetic code protected by a coating of protein which can cause a disease
- 6. substance used to stimulate the production of antibodies and provide immunity against a disease