The _________________________ Can Be Considered a Supplement to the Circulatory

question 49

Short Answer

The _________________________ can be considered a supplement to the circulatory system.​

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Definitions:

Resource Supplies

The availability of materials, goods, or services that can be used to support life, industry, or economic activity.

Replacement-level Fertility

The fertility rate that maintains a population's size across generations, usually about 2.1 children per woman in most developed countries.

Average Replacement-level

The fertility rate at which a population exactly replaces itself from one generation to the next, without migration.

Actual Average

The true or exact mean calculated from a set of data, as opposed to an estimated or theoretical average.