Which of the Following Have Biologists Used in an Attempt

question 45

Multiple Choice

Which of the following have biologists used in an attempt to understand the phylogenetic relationships among organisms?

• A)examined the fossil record
• B)compared morphological features
• C)examined similarities and differences in DNA sequences of homologous genes
• D)all of the above

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Definitions:

Successive Peaks

Repeated achieving of higher levels or values in a given sequence, often used in the context of economic growth, stock market performance, or other measurements of success.

Contraction

A phase of the business cycle where there is a decline in national output and economic activity.

Standard Of Living

The degree of wealth and material comfort available to a person or community, measured through income, employment, class disparity, poverty rate, and housing affordability.

Real GDP

The total value of all goods and services produced within a country, adjusted for inflation, reflecting the real quantity of goods and services.