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Human Biology: From Cells to Systems

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Sample lesson

Inside a cell

The organelles, and the job each one does.

A factory with no manager

A cell has no one in charge. Every structure inside it does one job, chemistry moves things between them, and the behaviour we call being alive is what falls out of that. Learn the jobs and the rest of biology stops being a list.

The route a protein takes, and the organelle that pays for it.

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Knowledge check

A cell is producing large amounts of a protein for export. Which organelle would you expect to be unusually abundant?

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