Neutral Mutations

question 17

Multiple Choice

Neutral mutations:

• A)are not helpful in systematics.
• B)can be used to determine changes occurring in homologous genes since lineages diverged.
• C)have accumulated over time as the result of natural selection.
• D)have accumulated at a highly changeable rate over evolutionary time.
• E)account for a very small percentage of the variation in homologous genes in different groups of organisms.

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Definitions:

Profitability

Profitability is a measure of the efficiency and financial success of a business or project, indicated by the ability to generate income greater than its expenses and costs.

Times Interest Earned

Times interest earned is a financial ratio that measures a company's ability to meet its debt obligations by comparing its income before interest and taxes to its interest expenses.

Interest Expense

The cost of borrowing money.

Income Tax Expense

The cost associated with income taxes owed to federal, state, or local governments, recognized in the accounting period in which the income was earned.