The White Colonies in the Illustration Below ________

question 44

Multiple Choice

The white colonies in the illustration below ________.

• A) do not produce a functional beta-galactosidase protein so the clear lactose analog is not converted to a blue-colored product
• B) produce an active beta-galactosidase protein that does not hydrolyze the blue-colored lactose analog
• C) naturally produces a blue pigment which is masked by the gram positive cell wall
• D) produce lysozyme which breaks open the cells to release an inner white pigment

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