What is the importance of fats to the health of a human being

The idea of spontaneous generation was disproved by in a experiment involving jars of meat

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

What advantages does a pedigree have over a written passage?