4- How do protoplasts differ from L forms? 5- Why are mycoplasmas resistant to antibiotics that interfere with cell wall synthesis? 6- How does simple diffusion differ from facilitated diffusion? 7- What properties make endospores resistant to processes that normally kill vegetative cells? 8- What are the differences between Gram-positive and Gram-negative cell walls? 1 2- 3 = 4. 9-How do planes of bacterial division determine cell arrangement. 10-How can you identify Staphylococcus with a microscope? .