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Adult mealworms known as Darkling Beetles. Set of 24 beetles.
Paramecium Multimicronucleatum are characterized by a single macronucleus and 3 or 4 micronuclei.
These preserved cow eyes are larger than a sheep eye or pig eye. Very popular for dissection among a...
Both green and brown in one culture jar for comparative study. One culture is enough for a class of ...
Spirostomum is one of the largest of protozoa and almost big enough to see with the naked eye.