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What does10000 colonies ML mean in urine culture?

It means that the urine sample contains 10,000 colonies of bacteria per milliliter. This indicates a significant amount of bacteria in the urine, which may suggest a urinary tract infection.


What was a major factor in the growth of the population of the English colonies?

A major factor in the growth of the population of the English colonies was the number of settlers that immigrated to the colonies. They caused the populations to gradually grow as they settled in these colonies.


Why did the colonies on the MAC plate turn pink?

The colonies that grew on MAC plate took up lactose from the medium for their metabolism and released an end product that caused the pH indicator of the medium (neutral red) to turn pink. Hence the colonies appears pink in color.


Does enterobacter aerogenes produce red and white colonies in nutrient agar?

Yes, Enterobacter aerogenes can produce both red and white colonies on nutrient agar. The color of the colonies can vary based on the potential presence of pigments produced by the bacteria under different growing conditions. Additional tests may be needed for accurate identification.


What does the phenotype of the transformed colonies tell you?

The phenotype of the transformed colonies can reveal information about the characteristics conferred by the introduced foreign DNA. It may indicate traits such as antibiotic resistance, fluorescent protein production, or enzyme activity, depending on the gene that was inserted. This can help confirm successful transformation and expression of the desired gene in the bacterial colonies.