Question

In the kidneys, both useful substances and wastes are removed from the blood by?
A. reabsorption
B. excretion
C. dialysis
D. filtration (my answer)

Answer 1

i think its either B or D but let me go check

Answer 2

Well it couldn't be B. cause that's what the skin does for us. For me it was a throw up between A and D.

Answer 3

I just found it in an old lesson its D. Filtration

Answer 4

Ok thank you (I'm just checking to make sure my answer was right)

Answer 5

It was D Thank you.

Answer 6

no problem