Define the term pineal gland
Define the term pineal gland?
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The pineal gland, as well termed as pineal body or epiphysis, is located centrally in the head. It secretes hormone melatonin, a hormone generated at night and associated to the regulation of the circadian rhythm (or circadian cycle, wakefulness-sleep cycle). The Melatonin possibly regulates most of the body functions associated to the night-day alternation.
Do all animals contain a circulatory system?
Because the inner characteristics that constitute an individual's personality are a unique combination of factors, no two individuals are exactly alike. Nevertheless, many individuals tend to be similar in terms of a single personality characteristic. For instance, many people can be described as
What is the Ph of blood?
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