Glomerular filtrate is
1. formed continuously by the process of ultrafiltration occurring at Malpighian corpuscles, in which the blood cells and the colloidal macromolecules are not allowed to pass across the filtering surface
2. the electrolyte free fluid collected within the lumen of Bawman's capsule
3. the protein free fluid collected within the lumen of Bowman's capsule
4. formed by the process of selective reabsorption

Options

A. 1, 2 and 3 are correct
B. 1 and 2 are correct
C. 2 and 4 are correct
D. 1 and 3 are correct

Answer

D