Which of the Following Statements Regarding Enzymes Is True

question 4

Multiple Choice

Which of the following statements regarding enzymes is True?

• A)Enzymes decrease the free energy change of a reaction.
• B)Enzymes increase the rate of a reaction.
• C)Enzymes change the direction of chemical reactions.
• D)Enzymes are permanently altered by the reactions they catalyze.
• E)Enzymes prevent changes in substrate concentrations.

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Definitions:

Confidence Interval

A range of values, derived from sample statistics, that is believed to contain the value of an unknown population parameter with a certain probability.

Vegetarians

Individuals who abstain from consuming meat, and sometimes other animal products, for ethical, environmental, or health reasons.

Random Sample

A sample drawn in such a way that each member of the population has an equal chance of being included.

Point Estimate

The best single guess for a population parameter based on sample data. It represents a single value estimate of a parameter.