Glycolysis is the first step in cellular respiration, and it occurs in the main compartment of the cell: the cytoplasm. Cells let glucose in from the blood--the glucose comes from the food we eat. Next, cells convert glucose through several different compounds to make two ATP molecules and a molecule called pyruvate.
art 1. n. 1. a. The conscious use of the imagination in the production of objects intended to be contemplated or appreciated as beautiful, as in the arrangement of forms, sounds, or words.
In the history of art , prehistoric art is all art produced in preliterate , prehistorical cultures beginning somewhere in very late geological history , and generally continuing until that culture either develops writing or other methods of record-keeping , or makes significant contact with another culture that has , and that makes some record of ...