What kind of reaction absorbs energy as it occurs?

Which of the following must be done in order to create a standard curve from a single vial of a known concentration of glucose?

A) Additional known quantities of glucose must be added to the vial. B) Other vials of known glucose concentrations must be obtained. C) Serial dilutions must be made. D) The vial must be tested daily for 10 days.

Human papillomaviruses, subtypes 16 and 18, have been implicated in the etiology of which of the following?

a. Burkitt's lymphoma b. Verrucous carcinoma c. Carcinoma of the nasopharynx d. Oral Kaposi's sarcoma e. Salivary gland adenocarcinomas