Guide to the Cell
You will really love to take a tour inside a cell. Cells are like small factories that are adapted to perform different jobs.You will take a fascinating journey inside a cell by reading this excellent article .
By Alisa Zapp Machalek
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Welcome! I hope the transformation wasn’t too alarming. You have shrunk down to about 3 millionths of your normal size. You are now about 0.5 micrometers tall (a micrometer is 1/1000 of a millimeter). But don’t worry, you’ll return to your normal size before you finish this chapter.
At this scale, a medium-sized human cell looks as long, high, and wide as a football field. But from where we are, you can’t see nearly that far. Clogging your view is a rich stew of molecules, fibers, and various cell structures called organelles. Like the internal organs in your body, organelles in the cell each have a unique biological role to play.
Now that your eyes have adjusted to the darkness, let’s explore, first-hand and up close, the amazing world inside a cell.
- Cell functions (avinash4ppl.wordpress.com)