Cơ thể người gồm mấy phần là những phần nào ? Phần thân chứa những cơ quan nào ?

What occurs to the cell during mitosis

What's the waste product of electrons and pyruvate combining in fermentation?  

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.