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Giardia cyst?
That's what I was thinking too. I only see two nuclei but it is probably one of those where you have to focus up and down to see the other two.
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ReplyDeleteGiardia cyst?
ReplyDeleteThat's what I was thinking too. I only see two nuclei but it is probably one of those where you have to focus up and down to see the other two.
ReplyDelete