The Oxygen Necessary to Support Much of Life on Earth

question 1

Short Answer

The oxygen necessary to support much of life on Earth is a waste product of an important adaptation,the process of ____________________.

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Definitions:

Gelato

A rich, Italian-style ice cream known for its density and intense flavors.

Temperature

A measure of the average kinetic energy of the particles in a system, expressed in units such as Celsius (°C), Fahrenheit (°F), or Kelvin (K).

Scarcity

The basic economic issue arises from unlimited human desires facing limited resources on Earth.

Economic Wants

Describes the desires for goods and services that can improve quality of life but require resources to obtain.