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biological clock

[bahy-uh-loj-i-kuhl klok] / ˈbaɪ əˌlɒdʒ ɪ kəl ˈklɒk /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The more blue-white tones in the lighting, and the brighter it is, the more it helps support our circadian rhythms—the biological clocks inside our cells that drive our cycles of sleepiness and wakefulness.

From The Wall Street Journal

However, stress can speed up the biological clock, making people more vulnerable to aging-related diseases, from cardiovascular disease to diabetes and dementia.

From Salon

However, like all living things, plants are subject to a circadian rhythm -- the biological clock that runs through day and night cycles and influences biological processes.

From Science Daily

These results imply that the expression rhythms of genes controlled by the biological clock are sensitive to environmental changes, and can be influenced by genetic changes that result from environmental adaptation.

From Science Daily

Some proteins had rhythms closely tied to the master biological clock, which keeps the body on a 24-hour rhythm.

From Science Daily