Internal Clock Biology Definition. Definition of internal clock 1. Glossary of biology terms.
In mammals the biological clock is located near the point in the brain where the two optic nerves cross. Our body clock our internal clock is linked to the 24-hour day Sure it does wonders to screw with your internal clock but until school starts and internal clocks matter its bliss To coax your internal clocks forward Block and Menaker advise that beginning a day or two before a trip you adjust your meal times to match. The long trip upset my internal clock and I had a hard time getting to sleep.
Sunlight plays a major role in the synchronisation of your internal clock with the external.
Airborne chemical messengers that are supposedly capable of resetting a females internal clock. Bīə-lŏjĭ-kəl An internal system of organisms that controls the cycle of various functions such as sleep cycles in mammals and photosynthesis in plants. See also circadian rhythm. Once you arrived at work it was possible but not likely that youd use a time clock to verify the time of your arrival.