1. AP Biology
Immune Systems
Part 1

2. Glycolipids and Glycoproteins of the ECM

3. Innate Immunity

4. Phagocyte “eating” a pathogen

5. Immune Response Pathogen Pin Blood clot Macrophage Blood clotting
elements
Chemical signals
Phagocytic cells
Capillary
Phagocytosis
Red blood cell

6. Glycolipids and Glycoproteins of the ECM

7. Infected cell Microbe Antigen- presenting cell Antigen fragment
MHCs
Infected cell
Microbe
Antigen-
presenting
cell
Antigen
fragment
Antigen
fragment
Class I MHC
molecule
Class II MHC
molecule
T cell
receptor
T cell
receptor
Cytotoxic T cell
Helper T cell

8. Plant defenses - Thorns

9. Plant defenses - cork

10. Predatory attractants and the Signal Transduction Pathway
Recruitment of
parasitoid wasps
that lay their eggs
within caterpillars
Synthesis and
release of
volatile attractants
Wounding
Chemical
in saliva
Signal transduction
pathway