Which of the following substances is characterized by its ability to move freely and adapt to the shape of the vessel that contains it?
A. an electrolyte
B. an ion
C. a fluid
D. a diuretic
Answer:C
Which of the following substances is characterized by its ability to move freely and adapt to the shape of the vessel that contains it?
A. an electrolyte B. an ion C. a fluid D. a diuretic