Tumor markers do not indicate cancer cell or tumor activity

A laboratory technician measures the transmittance of light through a solution containing an unknown concentration of glucose. She determines that 75% of the light passing through the sample was transmitted

Which of the following equations defines the absorbance of the solution? A) A = -log0.25 B) A = -log0.75 C) A = log2.5 D) A = log75.0

Emergency responders serve to protect

a. lives, property, and the environment. b. only what the Mayor directs them to protect. c. the community from hazardous materials. d. everything but hazardous materials.