Answer:
Useful substances will not be reabsorbed from the urine
Explanation:
In the nephron depicted above, what will happen if part b malfunctions so that substances can no longer diffuse in and out?
Part B in the diagram is known as proximal convoluted tubules. The function of the proximal convoluted tubules is to reabsorb useful substances in the urine such as amino acids, glucose ,phosphate, water and sodium.
it produces creatine and ammonia
The malfunctioning means that Useful substances will not be reabsorbed from the urine