The Recent Studies of Mitochondrial DNA Suggest Many Weaknesses in the Approach

question 43

Essay

The recent studies of mitochondrial DNA suggest many weaknesses in the approach as it now stands.Why,though,is evidence such as this important to explore and consider as we try to re-trace human origins? Consider the importance of different types of data and the complexity inherent in the current fossil record.Present evidence in your answer.

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Definitions:

Consolidated Gain or Loss

The combined profit or loss of a parent company and its subsidiaries, reported in the consolidated financial statements.

Statement of Cash Flows

A financial statement that shows how changes in balance sheet accounts and income affect cash and cash equivalents, breaking the analysis down to operating, investing, and financing activities.

Noncontrolling Interest

A portion of equity in a subsidiary not held by the parent company, representing minority shareholders' interest in the subsidiary's net assets.

Indirect Method

A technique for preparing cash flow statements where net income is adjusted for changes in balance sheet accounts to reflect cash inflows and outflows.