Non-Specific Immune Responce

HideShow resource information
  • Created by: Flo
  • Created on: 03-06-12 16:38

Bacteria Vs Viruses

-          Antigens (glycol proteins) – cell markers on external surface

o   Bacteria

§  Extrinsic protein embedded in phospholipid bilayer  (cell membrane)

o   Virus

§  Cell markers in the protein coat

Primary Defences

o   Skin – physical barrier

o   Salt in tears

o   Tears

o   Nose/ear hair – physical barrier

o   Saliva

o   Mucus in respiratory system

o   Acid in stomach and

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all resources »