biological clock


Also found in: Dictionary, Thesaurus, Medical.
Related to biological clock: circadian rhythm

biological clock:

see rhythm, biologicalrhythm, biological,
or biorhythm,
cyclic pattern of physiological changes or changes in activity in living organisms, most often synchronized with daily, monthly, or annual cyclical changes in the environment.
..... Click the link for more information.
.

biological clock

[¦bī·ə¦läj·ə·kəl ′kläk]
(physiology)
Any physiologic factor that functions in regulating body rhythms.

biological clock

1. an inherent periodicity in the physiological processes of living organisms that is not dependent on the periodicity of external factors
2. the hypothetical mechanism responsible for this periodicity
References in periodicals archive ?
Our wellbeing is affected when there is a temporary mismatch between our external environment and this internal biological clock, for example when we travel across several time zones and experience 'jet lag.
scientists have unravelled the mystery as to how our internal circadian biological clock works.
Dubai: Over 91 per cent of young men and women in the UAE have poor awareness about fertility issues and failed to correctly predict the age at which their biological clocks start ticking, a nationwide survey conducted among 1,000 UAE residents has revealed.
According to neuroscientists, mice have a biological clock which is almost identical to that of humans with the difference that it is finetuned for nocturnal life.
Researchers found that the link between having a faster-running biological clock and early death held true even after accounting for other factors such as smoking, diabetes and cardiovascular disease.
The female biological clock actually benefited some of us men.
The proper reestablishment of the biological clock increases the long-term regenerative capacity of the tissue and decreases the probability of developing tumors.
YOUR biological clock may have a role to play in your metabolism and chances of developing diabetes, scientists reported in a new study released on Sunday.
Scientists are claiming this will effectively stop the biological clock.
They cover the human biological clock from genes to chronotherapy, photosensitivity as a disregarded attribute to analyze photo-periodic clocks, respiration rhythm and quality of sleep in the total wellness and development of a child, circadian sleep-wake rhythms in pre-term infants, interactions between the circadian and the immune systems as a framework for understanding disease, the spider monkey Ateles geoffroyi as a case study in the chronoecology of neotropical primates, the role of clocks and chaos in a biodynamic approach to cancer, and experimental findings and analytical properties of a klepsydraic model of internal time presentation.
A pal of hers tells me: "Naomi knows her biological clock is
The She Wolf star admits her biological clock is ticking and she's desperate to start a family.

Full browser ?