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Você sabia que o sangue humano não é realmente vermelho? Neste vídeo surpreendente, vamos revelar o segredo do plasma, o componente amarelo do nosso sangue que representa cerca de 55% do total. Descubra como a hemoglobina, uma proteína rica em ferro, colore o sangue de vermelho, enquanto o plasma, um líquido dourado formado por água, proteínas, sais minerais e nutrientes, mantém nosso corpo funcionando perfeitamente. Veja como a centrifugação separa essas partes e entenda por que o que realmente
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O rock surgiu nos anos 1950, evoluindo do blues e country, com raízes na Sister Rosetta Tharpe. Curiosidades incluem o maior show gratuito , o álbum Back In Black do AC/DC como um dos mais vendidos, e a origem do termo "rock" como gíria para agitar.  Brogan +3 Aqui estão algumas curiosidades fascinantes sobre o mundo do rock: O "Primeiro" Rock: "Rocket 88", gravada por Ike Turner em 1951, é frequentemente considerada o primeiro rock da história, enquanto "Rock A
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