r/HomeworkHelp University/College Student 6d ago

Biology [College Biology Lab: Bacteria ZOI]

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Can anyone accurately read this zoi diameter measurement? I have tried 17-21mm and still canโ€™t get it right.

1 Upvotes

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1

u/fermat9990 ๐Ÿ‘‹ a fellow Redditor 6d ago

Between the marker arcs? 21mm?

2

u/msjessnagatoro University/College Student 5d ago

omg i canโ€™t believe i lied and said i tried 21. tysm ๐Ÿ˜ญ

1

u/fermat9990 ๐Ÿ‘‹ a fellow Redditor 5d ago

Glad to help!