Microtubules
A) are hollow, filamentous structures.
B) form cilia that aid in cell movement.
C) are composed of tubulin.
D) are the largest cytoplasmic fibers.
E) All of the answers are correct.
E) All of the answers are correct.
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Choose the incorrect statement regarding bile
A) Bile functions to emulsify fats. B) Bile contains enzymes for digestion. C) Bile functions to carry bilirubin formed from breakdown of worn-out RBCs. D) Bile is both an excretory product and a digestive secretion.
In response to decreased levels of aldosterone, the kidneys would likely produce
A) a decreased volume of urine. B) urine with a higher concentration of sodium ions. C) urine with a lower concentration of potassium ions. D) urine with a normal pH average of 6. E) urine with less urea.
Which of the following organelles functions in protein synthesis?
A. Ribosomes B. Smooth ER C. Golgi apparatus D. All apply.
What is the target tissue for the hypothalamus?
A. Ovaries B. Adrenal cortex C. Thyroid gland D. Anterior pituitary