Update on the Winogradsky Column

 

Two weeks ago a couple of the kids decided to delve further into bacteria by growing some.  They built a Winogradsky Column.

Halfway into the beginnings of the bacteria growth. There is a distinctive green tint to the algae growing in the bottle.

I think we might need to gently wash it off.

Here is a great site for information and resources.

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Filed under Biology, BW, DW, Science

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