A microbiologist makes a fixed smear of bacterial cells and stains them with Loeffler's methylene blue. All the cells appear blue under the oil lens. This is an example of
A. using the acid-fast stain.
B. simple staining.
C. capsule staining.
D. negative staining.
E. using an acidic dye.
Answer: B
You might also like to view...
The origin of mitochondria is attributed to a(n) ________
a. aerobic bacterium entering an aerobic eukaryotic cell b. chloroplast entering a bacterium c. aerobic bacterium entering an anaerobic eukaryotic cell d. anaerobic bacterium entering an anaerobic eukaryotic cell e. anaerobic bacterium entering an aerobic eukaryotic cell
A(n) ________ refers to the complete set of DNA within the chromosomes of an individual
Fill in the blank(s) with correct word
The tissue form of a dimorphic fungus is usually associated with which of the following morphological types?
A. arthroconidium B. chlamydoconidium C. mould D. yeast
What is the effect of genetic drift on evolution? How does the founder effect work to cause change in allele frequency?
What will be an ideal response?