Question

blood is a mixture of a variety of materials. some of the materials are dissolved in the fluid portion of blood. other materials do not dissolve but move along with the blood. for these reasons, blood is an example of which type of mixture?
a. a solvent
b. a solution
c. a suspension
d. a buffer

Explanation:

Blood contains cells that do not dissolve but move along with the fluid - like plasma. In a suspension, solid particles are dispersed in a liquid medium and do not dissolve. Blood has blood cells suspended in plasma, so it is a suspension.

Answer:

C. a suspension