In some cells, there are many ion electrochemical gradients across the plasma membrane even though there are usually only one or two proton pumps present in the membrane. The gradients of the other ions are most likely accounted for by:

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#Question id: 3036

#XL - S Microbiology

During which phase would penicillin, an antibiotic that inhibits cell-wall synthesis, be most effective?

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#Question id: 3037

#XL - S Microbiology

Which of the following is the best definition of generation time in a bacterium?

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#Question id: 3038

#XL - S Microbiology

If a culture starts with 50 cells, how many cells will be present after five generations with no cell death?

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#Question id: 3039

#XL - S Microbiology

An inoculated thioglycolate medium culture tube shows dense growth at the surface and turbidity throughout the rest of the tube. What is your conclusion?

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#Question id: 3041

#XL - S Microbiology

Which statement about gram-negative bacteria is correct?

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#Question id: 3042

#XL - S Microbiology

Mycotoxins are formed during the end of