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Biological Clock

An innate mechanism in living organisms that controls the periodicity of many physiological functions.The organic system that is responsible for the timing of biological reactions within the organism. The science of circadian rhythms attempts to decipher these timed actions.


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SOCIETIES evolve also

... human society. I am not familiar with the concept of us having a time clock! My belief is that no evolution is "sudden" and that what ... so by comparison to some of the slower evolutionary changes. Anyway, biological evolution is not my expertise. My point in reference to it is ...

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by charles brough
Sun Jun 17, 2007 5:58 pm
 
Forum: Evolution
Topic: SOCIETIES evolve also
Replies: 16
Views: 2803

help, problem

... The commercial application of this is in the manufacture of biological washing powders. As well as attacking protein stains directly, ... photographic film with an observable image to each tube. Start the stop clock and determine the time taken for the images to be destroyed at each ...

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by martyn
Mon Apr 16, 2007 3:36 pm
 
Forum: Molecular Biology
Topic: help, problem
Replies: 3
Views: 850

Re: A Monkey's Uncle

... cicada. The larval form stays in the ground attuned to some biological clock that has the alarm set for 17 circuits of the sun. When the alarm goes off, every larvae ...

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by narrowstaircase
Wed Mar 14, 2007 5:03 am
 
Forum: Evolution
Topic: A Monkey's Uncle
Replies: 26
Views: 5284

A Monkey's Uncle

... cicada. The larval form stays in the ground attuned to some biological clock that has the alarm set for 17 circuits of the sun. When the alarm goes off, every larvae ...

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by JDavidE
Tue Mar 13, 2007 3:29 am
 
Forum: Evolution
Topic: A Monkey's Uncle
Replies: 26
Views: 5284

biological clock

why do animals such as bee and pigeon have an internal clock in order to navigate using the sun as a compass? because they need to know along wat directions they are flying according to the position of the sun.therefore, they have to know at wat time ...

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by chenwithasterisk
Thu Jan 11, 2007 10:05 am
 
Forum: Zoology Discussion
Topic: biological clock
Replies: 13
Views: 1444
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