Enzymes exist in all raw food. All raw foods, including meats, have some enzyme activity. For example, green bananas have amylase, an enzyme that breaks down starch to glucose. In a number of days, the amylase converts the raw starch of the banana to sugar, which is why darkened bananas are so much sweeter tasting.
The Bantu expansion. The Bantu are thought to have originated from the the area of Nigeria/Cameroon, and started their expansion East and South about 5,000 years ago (3,000 BC). They reached the equatorial rain forest 3500 years ago, entering what is now Uganda, 3000 years ago.he Bantu are thought to have originated from the the area of Nigeria/Cameroon, and started their expansion East and South about 5,000 years ago (3,000 BC).
About 3000 years ago, speakers of the proto-Bantu language group began a millennia-long series of migrations eastward from their homeland between West Africa and Central Africa at the border of eastern Nigeria and Cameroon.bout 3000 years ago, speakers of the proto-Bantu language group began a millennia-long series of migrations eastward from their homeland between West Africa and Central Africa at the border of eastern Nigeria and Cameroon.