Immune system

3. also called germs, are microscopic organisms not visible with the naked eye.
6. are a type of white cell.They make up approximately 40% to 60% of the white blood cells.
8. They are in blood, principal players in the immune system.
11. How cells comunicate to give each other orders or information.
12. maller than phagocytes and divides in teo types.
14. monitors your blood content. It produces the white cells.
15. tend to be found in organs such as lungs, liver and are much larger than neutrophils.
16. removes microbes and destroys old or damaged red blood cells.
17. It can make copies of itself inside another organism's cells
18. fight bacteria and viruses by making Y-shaped proteins called antibodies.
19. infectious agent, as they cause infections. As with any organism,prioritize survival and reproduction.
20. destroy infected cells that have been turned into virus-making factories.

1. have specific cell surface receptor called T cell receptors
2. is a group of cells that have similar structure and that function together as a unit like epithelial, connective, muscular.
4. Proteins, if they are in plasma their name is inmmunoglobulins.
5. Is a type of lymphosyte that act as body receptors similar to antiboodies.
7. cell in the immune system that, when exposed to an invading pathogen,recolects and saves information.
9. Were immune cells originate in the body.
10. are differentiated B-lymphocyte white blood cells capable of secreting immunoglobulin, or antibody.
13. They remove dead cells and invasive microorganisms.
17. a substance used to stimulate the production of antibodies and provide immunity