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- Mon Apr 21, 2008 3:54 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: Most Interest Image: Bacteriophages (APOD 21 Apr 2008)
- Replies: 34
- Views: 7783
Bacteriohages Apr 21
The caption says these are a millionth of a millimetre in size, i.e. one nanometre. Thia cannot be true - they would only be about 10 atoms wide! In fact the usual size is around 200nm, so that 5000 would span one mm.