Which of the Following Is Correct with Respect to Streptococcus

question 58

Multiple Choice

Which of the following is correct with respect to Streptococcus species?

• A) They grow as chains, as a result of binary fission in one direction.
• B) They are aerotolerant fermenters.
• C) Some species cause tooth decay, as they ferment food residues and lower pH to 4.
• D) All of the above.
• E) None of the above.

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Definitions:

Pareto Optimal

A state of allocation of resources from which it is impossible to reallocate without making at least one individual or preference criterion worse off.

Marginal Rate of Substitution (MRS)

The marginal rate of substitution is the rate at which a consumer is willing to substitute one good for another while keeping the utility level constant.

Cobb-Douglas Utility Functions

A mathematical representation of consumer preferences that shows how utility depends on the consumption of different goods, characterized by constant elasticity of substitution.

Pareto Optimal

A state of allocation of resources from which it is impossible to reallocate to make any one individual or preference criterion better off without making at least one individual or preference criterion worse off.