A yogurt, which had ʺcontains live culturesʺ on its label, was transferred onto an acidic carbohydrate-containing medium for selective enrichment. Eventually, isolates of the ________ genus were obtained.
A) Lactobacillus
B) Leuconostoc
C) Peptococcus
D) Streptococcus

Question

Quizplus · Accepted Answer

Yogurt is a fermented milk product that contains live cultures, including species of the Lactobacillus genus. The acidic carbohydrate-containing medium would promote the growth of these lactic acid bacteria. Therefore, the most likely isolates to be obtained would be from the Lactobacillus genus.

A Yogurt, Which Had ʺContains Live Culturesʺ on Its Label