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Showing 313–324 of 354 results
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sterigmatocystis (aspergillus), conidial apparatus
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stigma with pollen (purple )
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sting wasp
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stinging hairs (epidermis of nettle stem )
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streptococci
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striated muscle ( rat or rabbit )
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striated muscle ( rat or rabbit )
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striated plateau, ascaris intestine CT
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sunflower root CT
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sunflower stem
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swim leg
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tapeworm ring