Answer:
nephrons
Explanation:
The nephron can be regarded as the minute or microscopic structural as well as functional unit of a kidney. The composition of a nephron is a renal corpuscle and a renal tubule. The renal corpuscle contains tuft of capillaries known as glomerulus as well as an encompassing Bowman's capsule. There is an extension of renal tubule from the capsule. It should be noted that The basic structural and functional component of the kidney is formed by nephrons
