Nitrogenous metabolic wastes in our body are the products of
Carbohydrates
Proteins
Lipids
Vitamins
Identify $A$ to $D$ in the given structure and choose the correct option accordingly
Columns of Bertini'' in the kidney of mammals are formed as the extension of
Name the following:
Cortical portions projecting between the medullary pyramids in the human kidney
What is correct for a kidney of an adult human?
Width $-$ Length $-$ Thickness
Definition / Explanation :
$(1)$ Column of Bertini
$(2)$ Excretory unit (nephron)