General

General

General nature or nature terms.

Industry: Natural environment

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General

matter

Biology; General

Anything that has mass and occupies space.

microfilaments

Biology; General

Rods composed of actin that are found in the cytoskeleton and are involved in cell division and movement.

matter cycling

Biology; General

The flow of matter through various organisms and the physical environment of an ecosystem.

microgametophyte

Biology; General

Stage of the plant life cycle that develops from or within a microspore. The microgametophyte produces sperm in specialized structures known as antheridia.

maximum sustainable yield (MSY)

Biology; General

The maximum number of a food or game population that can be harvested without harming the population's ability to grow back.

medulla

Biology; General

1. A term referring to the central portion of certain organs; e.g., the medulla oblongata of the brain and the adrenal medulla, which synthesizes epinephrine and norepinephrine. 2. In more common ...

micronutrients

Biology; General

Elements that are required by plants in very small quantities, but are toxic in large quantities: iron, manganese, molybdenum, copper, boron, zinc, and chloride.