Consider the following properties of an element:       (i)    It is solid at room temperature.       (ii)  It easily forms an oxide when exposed to air.       (iii) When it reacts with water, hydrogen gas evolves.       (iv)  It must be stored submerged in oil. Which element fits the above description the best?  

The ability of an atom in a molecule to attract electrons is best quantified by the __________.  

A typical triple bond __________.  

Which term describes the presence of red blood cells in urine?

What is the best technique to obtain a sample from a lymph node?

Why should a swabbed sample not be rubbed across the slide during preparation?

What is the most likely source of a cytology sample that contains evidence of yeast cells, squamous epithelial cells, and Malassezia?

What is the term used for the substance that should be poured off after a urine sample is centrifuged?

Which component represents the primary stain in the Gram stain procedure?

Which type of culture medium allows identification of bacteria according to its biochemical reactions on the medium?