biology
Showing 505–516 of 764 results
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ovary rabbit CL
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ovary rabbit CT
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overactive thyroid
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oviduct CT
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oxalate calcium crystals, onion peel
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oxalate males calcium, vine leaf
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Palisade parenchyma (Holly leaf CT)
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pancreas ( pig )
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papyrus leaf CT
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Paramecies
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Paramecies in conjugation
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paramecies in split