In the nephron of a human being, what is the correct sequence of urine formation?
1
Selective reabsorption, tubular secretion and ultrafiltration
2
Ultrafiltration, tubular secretion and selective reabsorption
3
Ultrafiltration, selective reabsorption and tubular secretion
4
Tubular secretion, selective reabsorption and ultrafiltration
5
Not Attempted