Blood type refers to the classification of blood based on the presence or absence of certain antigens (proteins) on the surface of red blood cells. There are four main blood types: A, B, AB, and O, which are determined by the presence or absence of two specific antigens, called A and B, on the surface of red blood cells.
Read MoreInbreeding occurs when cultural factors dictate marriage or when a population is relatively small and quite isolated. The largest amount
Read MoreInformation from the GOCE gravity satellite that ran out of fuel and fell to the earth two years ago, is
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A sovereign debt crisis is when a state is unable to pay its bills. The countries of South America, as
Read MoreIn most countries, general elections are held between every 3e to 5 years, with presidential elections sometimes attaining six years
Read More26% of the world’s mammals are threatened. The map above shows the 4 countries with over 90 threatened mammal species
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The 10 least corrupt countries: 1. New Zealand 2. Denmark 3. Finland, Norway, Switzerland 4. Singapore, Sweden 5. The United Kingdom,
Read MorePercentage of respondents in each country claiming to be either not religious or atheist.
Read MoreThe density of the road network is closely correlated with population density and, thus, with the degree of urbanization. The
Read MoreСarbon dioxide levels differ in the northern and southern hemispheres and distinct swings in global CO2 concentrations as the growth
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