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1) describe how did the theory of biogenesis lead the manner for the germ theory of disease?

2) The antibiotic amphotericin B causes leaks in cells by joining with sterols in the plasma membrane. Would you expect to use the amphotericin B against a bacterial infection? A fungal infection? Provide a reason why amphotericin B has rigorous side effects in humans.

3) In a Gram stain, one step could be omitted and still permit differentiation between the gram-positive and gram-negative cells. What is that one step and describe how will the two classes of bacteria appear?

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