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Hospital patients with indwelling catheters (long-term tubes inserted into body orifices for drainage, such as through the urethra and into the urinary bladder) are susceptible to infections because:

Penicillin will work better on gram positive bacteria rather than gram negative bacteria because it inhibits the formation of peptidoglycan.

Most pathogenic bacteria are:

All of the following are true about the prokaryotic outer membranes except:  

Facultative anaerobes contain the enzymes superoxide dismutase and catalase

During aerobic respiration, the complete oxidation of 3 glucose molecules will produce —— net ATP’s.

Which drawing in the above picture possesses an axial filament?

Describe the principle of the nitrate reduction test.

The Archae:

All of the following may be found in a gram-positive bacterial cell except: