Biology

Biology

A natural science concerned with the study of life or living matter in all its forms and phenomena, especially in relation to their origin, growth, reproduction, structure, behaviour and evolution.

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Biology > Ecology

magnetosphere

Biology; Ecology

The Earth's magnetic field, generated by the planet's nickel-iron core and extending thousands of kilometers into space. It shields the Earth from the highly charged plasma ...

gross domestic product (GDP)

Biology; Ecology

Gross domestic product is a measure of the total production and consumption of goods and services in the United States. Because it does not take resource depletion or pollution ...

double-digging

Biology; Ecology

Digging soil to a certain depth--12 inches, say, and in rows--and loosening the soil to a certain depth (often another 12 inches) below that before filling back in. Used to ...

desalinization plant

Biology; Ecology

A site where seawater is boiled to separate steam from salt; the steam condenses into fresh water. Because this requires a large amount of energy--normally provided by burning ...

equilibrium success strategy

Biology; Ecology

Species that survive through low death rate, relatively little colonization or expansion, moderately frequent reproduction cycles, and other steady-state patterns of adaptation. ...

meme

Biology; Ecology

A unit of cultural, as opposed to genetic, inheritance. Recent research supports Susan Blackmore's theory that the human brain evolved rapidly to make itself a better habitat for ...

isotope

Biology; Ecology

An element variant in which the number of neutrons does not equal the number of protons. U-235 has the same number of protons, but not neutrons, as U-238, but U-238 will not ...