Gram Staining Is a Common Method of Distinguishing Bacteria

question 63

Multiple Choice

Gram staining is a common method of distinguishing bacteria.It takes advantage of the thickness of the peptidoglycan layer in the cell wall.What type of bacteria appear red after staining with a secondary dye?

• A)Gram negative
• B)Gram positive
• C)Gram neutral
• D)Gram prokaryotic

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Definitions:

Stability Constant

A quantitative measure of the stability of a complex in solution, typically represented in terms of the equilibrium constant for its formation.

Association Constant

A quantitative measure of the strength of the interaction between two molecules in a complex.

Equilibrium Constant

The equilibrium constant is a number that expresses the ratio of the concentrations of the products to the reactants at equilibrium, symbolized as K_eq in chemical reactions.

Products

The substances that result from a chemical reaction, situated on the right-hand side of a chemical equation.