Author Question: One major advantage of the formalin-ethyl acetate concentration procedure over the zinc sulfate ... (Read 85 times)

jazziefee · **on:** Jun 25, 2018

One major advantage of the formalin-ethyl acetate concentration procedure over the zinc sulfate flotation concentration procedure is

A) an iodine wet preparation is not necessary. B) ease of performance and consistency of results.
C) parasites present are killed. D) the concentrate is cleaner and easier to read.

Question 2

The retroviruses are unique in their ability to

A) cause cytopathic effect.
B) transcribe their RNA into DNA and then again into RNA.
C) be a double-stranded RNA virus.
D) infect epithelial cells.