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23 Nov 2018

What is structural (Endospore, Capsule, and Flagella) staining used for? Differentiate between structural Endospore, Capsule, and Flagella. What are the advantages of this type of staining?

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Sixta Kovacek
Sixta KovacekLv2
26 Nov 2018

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Related questions

1. What type of stain is a flagella stain?
2. What type of stain is a capsule stain?
3. What type of stain is a acid-fast stain?
4. What type of stain is a India-ink stain?

For all of them what is the stain reaction?

1- know the gram stain and the basis for differential staining.

2- know the difference between an acidic and basic stain.

3- know the differences between a simple and differential stain.

4- which microorganisms used in lab were: gram+, gram-, motile, endospore producers.

5- basis for motility test (2 things)

6- describe chemotaxis (run and tumbles).

1) Which of the following statements is NOT correct?

Select one:

a. In an endospore and an acid-fast stain, heat is used to drive the primary stain into the cells.

b. Botulism is a disease that is caused by an endospore forming bacterial species.

c. Clostridium and Bacillus are two genera that commonly form endospores.

d. The complex of dipicolonic acid and calcium gives the endospores its heat resistant properties.

e. Under optimal growth conditions, vegetative cells are said to be in a cryptobiotic state.

2) ____________________ of cells by transferring the colony or a portion of a colony to a new plate is commonly used by microbiologists to maintain cultures.

Select one:

a. Subculturing

b. Mixing

c. Gram staining

d. Transformation

3) Which of the following statements is correct?

Select one:

a. Crystal violet is considered a differential stain.

b. Sporulation occurs when there are plenty of nutrients and water available.

c. In a gram stain, ethanol is used as the mordant.

d. Clostridium species are capable of undergoing sporulation.

e. Endospores are considered reproductive structure.

4) Which of the following is required for both the Schaeffer-Fulton endospore stain and the Ziehl-Neelson acid-fast stain?

Select one:

a. source of heat

b. alkaline methylene blue

c. ethanol

d. malachite green

e. egg albumin

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