Questão de Inglês com gabarito

The American team believes that the streptococcus mutans stick to the teeth and convert sugar into lactic sugar.

The British team believes that the bacteria use a special protein to recognize teeth.

Both researches of the two teams are testing the liquid for application in toothpastes and mouthwashes.

The GM mouthwash contains genetically modified streptococcus mutans so it does not produce lactic and therefore does not cause tooth decay.