Why isn't a ph indicator needed in the lactose broth fermentation tubes?

A pH indicator indicates whether a solution is acidic or basic. Lactose broth fermentation tubes contains lactose broth, phenol red; which is itself a pH indicator. The phenol red indicator is red at a pH greater than 6.8 and it will turn yellow if the pH is lower than 6.8. So that’s why pH indicator is not needed in lactose broth fermentation tubes.

autosomal

explanation:

is a term used in genetic genealogy to describe dna which is inherited from the autosomal chromosomes

hi,

the answer is third world countries, take for instance china, they restricted each family with only one child,

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