1. Growth and differentiation

2. Figure 4.2

3. Figure 4.3

4. Figure 4-6 Facilitated diffusion.

5. Figure 4-7 Coupled transport.

6. Figure 4-8 ABC transporters.

7. Figure 4-9 Siderophores and iron transport.

8. Figure 4-10 Group translocation: the phosphotransferase system (PTS) of E. coli.

9. Animation: Phosphotransferase System (PTS) Transport Click box to launch animation Group Translocation

10. Figure 4-21 Bacterial growth curves.

11. Figure 4-22 Chemostats and continuous culture.

12. Figure 4-23 Relationships between dilution rate, cell mass, and generation time.

13. Figure 4-24 Biofilms.

14. Figure 4-25 Biofilm development.

17. Figure 4-26 Endospore formation.

18. Cyanobacterial Heterocysts Anabaena differentiates into specialized cells called heterocysts. - Allow it to fix nitrogen anaerobically while maintaining oxygenic photosynthesis Figure 4.27

19. Fruiting Bodies Myxococcus xanthus uses gliding motility. - Starvation triggers the aggregation of 100,000 cells, which form a fruiting body. Figure 4.28