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the dramatic increases in crop production around the world from the second half of the twentieth century, as a result of the breeding of high-yield crops, and the wide-scale use of fertilizers and pesticides.
a process of asexual reproduction in which one cell splits into two cells
a hormone produced by the pituitary gland, which helps to limit the amount of water lost from...
simple epithelium with flattened cells found in the inner lining of the mouth, oesophagus and...