Held every year on 21 May, UNESCO leads the celebration of World Day for Cultural Diversity for Dialogue and Development highlighting not only the richness of the world’s cultures, but also the ...

Replication is the process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules. DNA replication is one of the most basic processes that occurs within a cell. Each ...

Historical timeline of the development of modern weapons starting at 1364 with the first recorded use of a firearm and ending in 1892 with the introduction of automatic handguns. 1364 - First recorded ...

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