(Q).
Q: The afferent arterioles service about 1.3 million of what in each kidney? Choices: - dendrites - axons - neurons - nephrons A:
(A).
nephrons

(Q).
Q: What can water's high surface tension be attributed t? Choices: - territorial molecules sticking together - molecules create a thin film-like substance - electric impulses in atoms - polar molecules sticking together A:
(A).
polar molecules sticking together

(Q).
Q: The primary nitrogenous waste material secreted by ureotelic animals is what substance? Choices: - ammonia - carbon - nitrate - urea A:
(A).
urea