The Bacterial Colonies Marked Z Are ________

question 13

Multiple Choice

The bacterial colonies marked z are ________.

• A) colonies of spontaneous his⁺ revertants
• B) colonies of mutagen-induced his⁺ revertants
• C) his^- colonies which grew on the small amount of histidine add to the plate
• D) his⁺ colonies of E. coli

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Monthly Salary

Fixed regular payment received by an employee from an employer on a monthly basis for their professional services.

Promotion

The act of raising someone to a higher position or rank or the process of encouraging the sale of a product through advertising or discount offers.

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