A reaction is said to be spontaneous if it occurs without being driven by some outside force. There are two driving forces for all chemical reactions. The first is enthalpy, and the second is entropy. Entropy (DS) is a measure of the disorder of a system, and systems tend to favor a more disordered system: nature tends toward chaos. Spontaneous reactions occur without outside intervention.
Banana â sources of vitamin A and carotene, vitamin C and B6. A high source in potassium, maintain blood pressure level. Variety of bananas are grown in the Philippines, these varieties differ in sizes, shapes and colors. Ideal for snack are the cooking banana (saba and gardaba) for banana cue and boiled banana. Daily consumption are known to protect against cardiovascular disease and chronic disease, also preventive measures against diabetes.
These bananas grew only in the southern region of China and were considered exotic, rare fruits. Another source says: The banana has been cultivated in India for at least 4,000 years (http://student.britannica.com/comptons/a... ). These historical bananas were not the sweet yellow banana we know today, but the red and green cooking variety. The yellow sweet banana is a mutant strain of the cooking banana, discovered in 1836 by Jamaican Jean Francois Poujot, who quickly started to cultivate them http://homecooking.about.com/od/foodhist...