Explore: Biological Clock

Look up biological clock in Wiktionary, the free dictionary. Biological clock may refer to: Age and female fertility, decrease of female fertility with

Circadian rhythms are regulated by a circadian clock whose primary function is to rhythmically co-ordinate biological processes so they occur at the correct time

Accurate measures of biological age (biological aging clocks) could be useful for testing the validity of various theories of biological aging, diagnosing

circadian clock is intertwined with most cellular metabolic processes and it is affected by organism aging. The basic molecular mechanisms of the biological clock

reactions and adjustments to circadian rhythms governed by an internal biological clock. These circadian rhythms, regulated by exposure to light and darkness

A clock or chronometer is a device that measures and displays time. The clock is one of the oldest human inventions, meeting the need to measure intervals

responses, including pupillary light reflex, and synchronization of the biological clock to daily light-dark cycles. He also described the role of melanopsin

derived from the Latin "somnus" meaning "sleep". Circadian rhythm ("biological clock") disorders are a common cause of drowsiness as are a number of other

sleep/wake disturbances that arise either by dysfunction in one's biological clock system, or by misalignment between one's endogenous oscillator and

between age and female fertility is sometimes referred to as a woman's "biological clock." The average age of a girl's first period (menarche) is 12 to 13 (12