Look up biological clock in Wiktionary, the free dictionary.
Biological clock may refer to:
Age and female fertility, decrease of female fertility with advancing maternal age
Ageing, biological program that limits the lifespan of an individual
Biological rhythms
Internal clock, the timeframe sensed by the individual's body which is largely affected by the light-dark cycle
Circadian clock, a molecular mechanism that results in a circadian rhythm in a living organism
Circadian rhythm, biological process that displays an oscillation about 24 hours, such as the human sleep-wake cycle (the "body clock")
Epigenetic clock, a set of DNA sites whose methylation levels can be used to measure aging throughout the body
Molecular clock, a technique that uses the mutation rate of a biomolecule to deduce the time in prehistory when two life forms diverged
Vernalisation, the induction of flowering by prolonged exposure to low temperatures, as during the winter in a temperate climate
Menstrual cycle, the regular natural change that occurs in the female reproductive system that makes pregnancy possible
Topics referred to by the same term
This disambiguation page lists articles associated with the title Biological clock. If an internal link led you here, you may wish to change the link to point directly to the intended article.
Look up biologicalclock in Wiktionary, the free dictionary. Biologicalclock 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...
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...
sleep/wake disturbances that can be caused either by dysfunction in one's biologicalclock system, or by misalignment between one's endogenous oscillator and...
other biological cycles may be regulated by exogenous signals. In some cases, multi-trophic systems may exhibit rhythms driven by the circadian clock of...
derived from the Latin "somnus" meaning "sleep". Circadian rhythm ("biologicalclock") disorders are a common cause of drowsiness as are a number of other...
Biological rhythms are repetitive biological processes. Some types of biological rhythms have been described as biologicalclocks. They can range in frequency...
person's circadian rhythm (biologicalclock) compared to those of societal norms. The disorder affects the timing of biological rhythms including sleep,...
reactions and adjustments to circadian rhythms, governed by an internal biologicalclock. These circadian rhythms, regulated by exposure to light and darkness...
precise oscillations constituting the SCN master clock. The SCN functions as a circadian biologicalclock in vertebrates including teleosts, reptiles, birds...
between age and female fertility is sometimes referred to as a woman's "biologicalclock." The average age of a girl's first period (menarche) is 12 to 13 (12...
only one on the set that cared about anything... Between that and my biologicalclock, I decided to give it all away." Kozlowski co-starred in Crocodile...
Plants use biologicalclocks to perform certain actions at times they will be most effective. The two most well documented biologicalclocks in plants...
experiment in 1954, which established that circadian rhythm is driven by a biologicalclock. The genetics was first understood in 1971, when Seymour Benzer and...
near-24-hour cycle in constant light, suggesting that an internal biologicalclock exists. Though many scientists doubted de Candolle's findings, experiments...
character's neurosis about being able to conceive a child before her biologicalclock runs out is illustrated by her imagining a computer generated baby...
circadian rhythms to light. Most animals and other organisms have a biologicalclock that synchronizes their physiology and behaviour with the daily changes...
Indonesia and Britain. Armstrong has written a book, Beating the BiologicalClock. She now works as an after dinner speaker and in corporate communications...
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