Biological interaction — Biological interactions are the effects organisms in a community have on one another. In the natural world no organism exists in absolute isolation, and thus every organism must interact with the environment and other organisms. An organism s… … Wikipedia
Biological pest control — Biological control of pests in agriculture is a method of controlling pests (including insects, mites, weeds and plant diseases) that relies on predation, parasitism, herbivory, or other natural mechanisms. It can be an important component of… … Wikipedia
Biological immortality — refers to a stable rate of mortality as a function of chronological age. Some individual cells and entire organisms in some species achieve this state either throughout their existence or after living long enough. This requires that death occur… … Wikipedia
biological clock — n. 1. any of the various natural cycles in organisms that are related to the tides, sun, moon, light, temperature, etc. and that control breeding, feeding, migration, etc. 2. Informal a person s life cycle; specif., the period of human fertility… … English World dictionary
Biological pump — In oceanic biogeochemistry, the biological pump is the sum of a suite of biologically mediated processes that transport carbon from the surface euphotic zone to the ocean s interior. OverviewThe organic carbon that forms the biological pump is… … Wikipedia
biological rhythm — Physiol. biorhythm. * * * Periodic biological fluctuation in an organism corresponding to and in response to periodic environmental change, such as day and night or high and low tide. The internal mechanism that maintains this rhythm even without … Universalium
biological development — Introduction the progressive changes in size, shape, and function during the life of an organism by which its genetic potentials (genotype) are translated into functioning mature systems (phenotype). Most modern philosophical outlooks would … Universalium
Biological standard of living — The Biological Standard of Living indicates how well the human organism itself thrives in its socio economic and epidemiological environment. It captures the biologically relevant component of welfare, well being or the quality of life. It… … Wikipedia
Biological life cycle — A life cycle is a period involving 1 generation of an organism through means of reproduction, whether through asexual reproduction or sexual reproduction. In regard to its ploidy, there are 3 types of cycles: * haplontic life cycle * diplontic… … Wikipedia
Biological imperative — Articleissues citations missing = November 2007 OR = November 2007 rewrite = November 2007 tone = November 2007Biological imperatives are the needs of living organisms required to perpetuate their existence: to survive. include the following… … Wikipedia
Biological dispersal — This article is about biological dispersal in ecosystems. For other forms of dispersion, see Dispersion (disambiguation). Wind dispersal of dandelion seeds. Biological dispersal refers to species movement away from an existing population or away… … Wikipedia