- Branża: Biology
- Number of terms: 15386
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Terrapsychology is a word coined by Craig Chalquist to describe deep, systematic, trans-empirical approaches to encountering the presence, soul, or "voice" of places and things: what the ancients knew as their resident genius loci or indwelling spirit. This perspective emerged from sustained ...
Bacteria that photosynthesize. They were among the first living things on Earth. The food-making chloroplast of plants is actually a cynobacterium imported long ago.
Industry:Biology
The dispersion of of a species throughout a community. A constant is a species that shows up in almost every sample taken (indicating an occupation of roughly 80%).
Industry:Biology
In a cell, the organelle that contains genetic material (DNA and chromosomes); the cell's control center. Also: the center of an atom around which the electrons orbit.
Industry:Biology
The passage of water and nutrients through cell membranes instead of by direct ingestion. Also refers to how objects convert the solar radiation they receive into heat.
Industry:Biology
The female reproductive organ of a flower. Carpels (ovule-bearing leaves) compose it, and stamens, petals and sepals ring it. A flower without stamens is a pistillate.
Industry:Biology
A vertical atmospheric layer where temperature remains uniform. Such layers form the bottom of the stratosphere, mesosphere, and thermosphere. See Atmosphere, Layers.
Industry:Biology
An organism that makes its own food through photosynthesis (plants) or chemosynthesis (certain microorganisms). Primary producers form the foundation of the food web.
Industry:Biology
An evergreen shrub community adapted to dry seasons. Although it secrets a resin that burns like gasoline, homes continue to be built in its potentially explosive thickets.
Industry:Biology
A common (more than 7,000 species) algae, especially in estuaries, with nucleated cells and chloroplasts that make food from sunlight. The "higher" plants evolved from it.
Industry:Biology
The time interval between the cutting and recutting of a stand of trees. In the U. S. , the average rotation cycle has bowed to economic pressure by falling from 120 years to 40.
Industry:Biology
