Nitrogenous metabolic wastes in our body are the products of
Carbohydrates
Proteins
Lipids
Vitamins
The Bowman's capsule is
Name the following:
Cortical portions projecting between the medullary pyramids in the human kidney
Henle’s loops are found in those animals which excrete hypertonic urine. One of the following does not have Henle’s loop
Identify $A$ to $D$ in the given structure and choose the correct option accordingly