The front desk clerk in a medical office spends the following on supplies: $9.00 for pencils, $12.00 for rubber bands, $24.00 for ink pens, $129.00 for paper products, and $22.00 for notepads. What is the total in dollars?

The simplest and most common method of preparing bacteria for examination and identification is

a. acid-fast stain. b. latex agglutination. c. microscopic examination of specimen. d. gram stain.

Technological ____ means that any given technology will only be useful for a certain period of time before it is replaced by another.

A. half-life B. obsolescence C. state of the art D. modernization