Sticky mats have multiple layers of sticky sheets that can be removed one layer at a time

A lymph node biopsy from a patient with lymphadenopathy is performed. Which of the following findings would support the diagnosis of a reactive proliferation rather than a malignant lymphoma?

a. A mixed population of cells varying in size, shape, and color b. Clonality c. Presence of large, bizarre cells d. Mitotic activity

What directly relates to the acidity of a solution ?

a. concentration of bound anions b. concentration of free electrons c. concentration of bound protons d. concentration of free protons