The diagram below is an illustration of the urinary tubule in a mammal. The part which contains the lowest concentration of urea is labelled? by Sunday | Nov 16 | Biology WAEC | 0 comments A. I B. II C. III D. IV Correct Answer: Option C C. III Users Also Read These:In the diagram below illustrating farm equipment,…The part labelled III in the diagram below is the…In the diagram of the human sperm below, the…From the illustration of farm implements below, the…The diagram below is an illustration of farm…