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Elements of the human body by mass. Trace elements are less than 1% combined (and each less than 0.1%).; Element: Symbol: Percent mass: Percent atoms: Oxygen O 65.0 24.0 Carbon C 18.5
This is an accepted version of this page This is the latest accepted revision, reviewed on 11 December 2024. World map of countries or territories by Human Development Index scores in increments of 0.050 (based on 2022 data, published in 2024) ≥ 0.950 0.900–0.950 0.850–0.899 0.800–0.849 0.750–0.799 0.700–0.749 0.650–0.699 0.600–0.649 0.550–0.599 0.500–0.549 0.450–0.499 0. ...
Below are two tables which report the average adult human height by country or geographical region. With regard to the first table, original studies and sources should be consulted for details on methodology and the exact populations measured, surveyed, or considered.
High, medium, and low projections of the future human world population [1]. In world demographics, the world population is the total number of humans currently alive. It was estimated by the United Nations to have exceeded eight billion in mid-November 2022.
The human musculoskeletal system (also known as the human locomotor system, and previously the activity system) is an organ system that gives humans the ability to move using their muscular and skeletal systems.
The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). ...
Carl Linnaeus coined the name Homo sapiens. All modern humans are classified into the species Homo sapiens, coined by Carl Linnaeus in his 1735 work Systema Naturae. [9] The generic name Homo is a learned 18th-century derivation from Latin homÅ, which refers to humans of either sex.
This list of countries by life expectancy provides a comprehensive list of countries alongside their respective life expectancy figures. The data is differentiated by sex, presenting life expectancies for males, females, and a combined average.