Which of the following is one of Sigmund Freud’s structures of personality and is properly defined?

A boutique hotel chain provides upscale rooms and superior customer service at value prices. What strategy is the hotelier using to gain a competitive advantage?

The microscope has four objective lenses. Which of the following is not one of the four magnifications?

Name the constant in the fermentation lab.

The magnification of the ocular lens is 5.

A dark gray, velvety colony with a yellow reverse grew in 9 days from the skin biopsy of a patient with mycetoma.  Microscopically, cleistothecia containing ascospores were observed.  The organism is probably

In a direct examination of a KOH wet mount of a nail specimen, Epidermophyton floccosum will be seen as

A sample of infected skin from a patient with cutaneous blastomycosis is submitted to the laboratory and examined directly under the microscope.  Which of the following is likely to be seen?

Upon direct examination of a sputum specimen, several spherules were noted that contained endospores.  Growth on Sabouraud dextrose agar showed aerial mycelial elements.  The septate hyphae produced barrel-shaped arthroconidia.  What is the most likely identification?

Structures important in the microscopic identification of Coccidioides immitis are