To What Main Class of Enzymes Does the Enzyme That

question 50

Multiple Choice

To what main class of enzymes does the enzyme that catalyzes the conversion of lactose to galactose and glucose belong?

• A)oxidoreductase
• B)transferase
• C)hydrolase
• D)lyase
• E)isomerase

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Definitions:

Operating Income

Earnings before interest and taxes (EBIT), a measure of a company's profitability from its operations.

Variable Costing

An accounting method that assigns only variable production costs to products, treating fixed costs as period costs.

Absorption Costing

An accounting method that includes all manufacturing costs (fixed and variable) in the cost of a product.

Operating Income

Income generated from regular business operations, excluding deductions of interest and taxes.