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Hello everyone!This time, I'd like to talk about the "nucleus" of a cell.Do you know the cell nucleus?The nucleus is the capsule that contains the genomic DNA of a cell. Eukaryotic cells have a nucleus.Bacteria do not have a nucleus.And the nucleus of a eukaryotic cell is enveloped by a double-layer of membrane.I have always wondered why the nuclear membrane is … [Read more...] about How did the nucleus come to be enveloped in a double membrane?

ATP is the energy source for cells.In this post, I will try to explain very simply how ATP is produced in cells.Textbooks often describe the mechanism of ATP production in cells in a very complicated way.I don't think it's unreasonable.Many proteins bind together to form large complexes, and multiple complexes form the mechanism for producing ATP. If we write in detail about … [Read more...] about A Very Simple Explanation for the Mechanism of ATP ( Energy Source for Cells) Production.