Microbio - Expt 6 & 8

Due to the structure or nature of the bacteria, they have a preference for what type of dyes?

Answer explanation

Basic

What type of stain do you use to stain the capsule of the bacteria for differentiation?

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Negative staining

What type of cells would you see presence of teichoic acids?

• Gram Positive

• Gram Negative

Answer explanation

Gram Positive cells

What type. of stain or dye would you use for negative staining? 

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Nigrosin or Indian Ink

What is the other term for cocci in chains? 

Answer explanation

Streptococci

What stain or dyes do you use for simple staining? 

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Answer explanation

basic fuchsin or methylene blue or safranin

What is the other term for curved rods?

• bacilli

• vibrios

• spirilla

• cocci

Answer explanation

Vibrios

What did you use as primary stain in Gram staining activity?

• safranin

• crystal violet

• iodine

• decolorizer

Answer explanation

Crystal Violet

How does yeast reproduce?

Answer explanation

Cellular budding

How does molds appear as when viewed under the microscope? 

Answer explanation

Filaments