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Hace 1 día · D014807. Legal status. In Wikidata. Vitamin D is a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, magnesium, and phosphate, and for many other biological effects. [1] [2] [3] In humans, the most important compounds in this group are vitamin D 3 ( cholecalciferol) and vitamin D 2 ( ergocalciferol ).
Hace 2 días · iPad iPad Pro (6th generation) Developer Apple Manufacturer Foxconn (on contract) Pegatron Type Tablet computer Release date April 3, 2010 ; 14 years ago (April 3, 2010) (1st generation) Units sold 677.7 million as of 2022 Operating system iOS (2010–2019) iPadOS (2019–present) Connectivity WiFi, cellular, 30-pin dock connector, Lightning connector, USB-C, 3.5mm headphone jack, 3-pin "Smart ...
Hace 1 día · UFC Rankings. Ultimate Fighting Championship (UFC) rankings, which were introduced in February 2013, are generated by a voting panel made up of media members. These media members are asked to vote for whom they feel are the top fighters in the UFC by weight class and pound-for-pound. A fighter is only eligible to be voted on if they are of ...
Hace 5 días · Cardiovascular disease ( CVD) is any disease involving the heart or blood vessels. [3] CVDs constitute a class of diseases that includes: coronary artery diseases (e.g. angina, heart attack ), heart failure, hypertensive heart disease, rheumatic heart disease, cardiomyopathy, arrhythmia, congenital heart disease, valvular heart disease ...
Hace 1 día · Cats are common pets throughout the world, and their worldwide population as of 2007 exceeded 500 million. [197] As of 2017, the domestic cat was the second most popular pet in the United States, with 95.6 million cats owned [198] [199] and around 42 million households owning at least one cat. [200]
Hace 1 día · Flower. A flower, also known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae ). Flowers consist of a combination of vegetative organs – sepals that enclose and protect the developing flower, petals that attract pollinators, and reproductive organs that produce gametophytes ...
Hace 2 días · Science is a rigorous, systematic endeavor that builds and organizes knowledge in the form of testable explanations and predictions about the world. Modern science is typically divided into three major branches: the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; the social sciences (e.g., economics, psychology, and sociology), which study individuals ...
