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Microbiology - comparison of gram-negative and gram-positive

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Compare and contrast gram-positive and gram-negative cell walls with regard to (a) sensitivity to antimicrobial agents, (b) resistance to phagocytosis, (c) chemical composition, and (d) decolorization by alcohol.

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Solution Summary

A thorough solution comparing the cell walls of gram-positive and gram-negative bacteria. Solution includes relevant theory pertaining to the nature of the gram stain and detailed explanations of all related questions.

See Also This Related BrainMass Solution

General Microbiology (Bacteria, Energy Production, DNA etc.)

A number of multiple choice Microbio questions. Examples:

#1 Compare and contrast carbohydrate catabolism and energy production in the following bacteria:
a. Pseudomonas, an aerobic chemoheterotroph
b. Spirulina, an oxygenic photoautotroph
c. Ectothiorhodospira, an anoxygenic photoautotroph

#2 The bacterial enzyme streptokinases is used to digest fibrin (blood clots) in patients with arteriosclerosis. Why doesn't injection of streptokinases cause a streptococcal infection? How do we know the streptokinases will digest fibrin only and not good tissues?

*(For complete list of questions, please see attachment)

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