__________ play an important role in cell division, and they are made of __________.
A. Mitochondria; microtubules
B. Ribosomes; intermediate filaments
C. Nucleoli; microfilaments
D. Centrioles; microtubules
E. Inclusions; centrosomes
D. Centrioles; microtubules
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________ is an inherited abnormality that affects the development and structure of kidney tubules
A) Glomerulonephritis B) Polycystic kidney disease C) Nephrolithiasis D) Renal failure E) Hematuria
Which of the following is NOT an example of a special sense?
A. Smell B. Pain C. Vision D. Hearing
Salty taste seems to be due to ________
A) sugars and lead salts B) H+ ions C) Na+ ions D) the amino acid glutamate
A byproduct of protein catabolism, ________ constitutes approximately one-half of all nitrogenous waste.
A. ammonia B. urea C. uric acid D. azotemia E. creatinine