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?

Answer explanation

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? 

Answer explanation

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? 

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