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A biological clock enables an organism to anticipate periodical changes in their environment. Biological clocks generate biological rhythms on every biological level from gene expression to complex behaviour.

See also: circadian clock

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Topics: Biological Clock, Biological Warfare, Biological Membrane...

Biological warfareBiological warfare also known as germ warfare is the use of any organism ( bacteria, virus or other disease-causing organism) or toxin found in nature, as a weapon of war. It is meant to incapacitate or kill an adversary. The creation and stockpiling of b	Biological membraneA biological membrane or biomembrane is a membrane which acts as a barrier within or around a cell. It is a lipid bilayer, being composed of a double layer of lipid-class molecules, specifically phospholipids, with occasional proteins intertwined, some of	Biological determinismBiological determinism is the hypothesis that biological factors (as opposed to social or environmental factors) completely determine how a system behaves or changes over time. Consider certain human behaviors, such as having a particular sexual orientati
Biological phenomenonBiological phenomena are commonplace and unusual observations which are the subject matter of the science of biology and are explained by it and shed light on its principles. Birth Death Reproduction Speciation Extinction Mobility Predation Plants Animals	Biological hazardBiohazard is a shorthand term for "biological hazard". It refers to biological substances that pose a threat to (primarily) human beings. This can include medical waste, samples of a virus or bacterium that can affect humans, and so forth. It is generally	Biological tissueBiological tissue is a group of cells that perform a similar function. The study of tissues is known as histology, or, in connection with disease, histopathology. The classical tools for studying the tissues are the wax block, the tissue stain, and the op
Biological pest control	Biological fuel cell	Biological pump
Biological interaction	Biological engineering	Biological clock
Biological life cycle	Biological Weapons Convention	Biological psychology

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