James Watson and Francis Crick are the two scientists to doscover the structure of DNA.
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each ovule develops into a seed. Each seed contains a tiny, undeveloped plant called an embryo. The ovary surrounding the ovules develops into a fruit that contains one or more seeds.
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La corrosión es un desafío importante para la mayoría de las industrias del mundo porque causa desastres y pérdidas financieras masivas. Es fundamental recordar que la corrosión no conoce fronteras nacionales y tiene lugar tanto a temperatura ambiente como a alta temperatura.
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The Earth might seem like it has abundant water, but in fact less than 1 percent is available for human use. The rest is either salt water found in oceans, fresh water frozen in the polar ice caps, or too inaccessible for practical usage. While population and demand on freshwater resources are increasing, supply will always remain constant. And although it's true that the water cycle continuously returns water to Earth, it is not always returned to the same place, or in the same quantity and quality.
It's mostly tropical rainforest because the equator is so humid and so it's very muggy and hot there!
