Title: OCR Document
Author: Readiris
Last saved by: Sandoz
Company: I.R.I.S.

Life Science ch 23
Name _________________
Define the following   Key Science Words
a. active immunity 

b. allergen

c. allergy

d. antibody

e. antigen

f. antiseptic

g. cancer

h. chemotherapy 

i. chronic disease 

j. communicable disease

k. disinfectant

1. immune system 

m.lymphocyte

n. noncommunicable disease

o. passive immunity 

p. pasteurization 

q. sexually transmitted disease (SID)

r. tumor

s. vaccination

Match each phrase with the correct term from the list of Key Science Words.

______ 1. causes an allergic reaction
______ 2. disease spread through air, water, or contact
______ 3. chemical that prevents pathogen growth on the skin 
______ 4. foreign protein attacked by the body
______ 5. introduces antibodies for short-term immunity 6. white blood cell that fights pathogen 
______ 7. long-lasting, noncommunicable disease
______ 8. uncontrolled cell division
______ 9. use of chemicals to destroy cancer cells 
______10. introduces antigens for long-term immunity