The ability to roll your tongue is determined by a dominant gene (r) while recessive gene results in the inability to roll the tongue (r). a man and his wife can both roll their tongues and are surprised to find that thier son cannot. explain this by showing the genotypes of all three persons

answer; ///i believe the answer your looking for is (ribosomes);

answer: glucoamylase presented optimum activity at temperature of 55â°c, and, in the glycosidic bonds from the non-reducing ends of starch, resulting in the production of glucose. source and type of fermentation can affect the enzyme's properties

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