Tasmanian Devils Once Inhabited Most of Present-Day Australia, but Only

question 47

Multiple Choice

Tasmanian devils once inhabited most of present-day Australia, but only an isolated population on the island of Tasmania has survived to the present day. Which of the following processes has likely affected Tasmanian devils as a result of this history?

• A) a higher mutation rate
• B) stronger natural selection
• C) a genetic bottleneck
• D) gene flow

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Definitions:

Vertical Analysis

A method used in financial statement analysis where each line item is listed as a percentage of a base figure, enabling comparison across different periods or companies.

Horizontal Analysis

An analysis tool used in financial statement analysis to compare historical data, such as revenues and earnings, across different periods.

Percentage Change

A mathematical calculation that depicts the degree of change over time, often used to compare the difference in quantities or values.

Solvency Ratio

A key metric used to measure a company's ability to meet its long-term debt obligations and financial liabilities.