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founding-father-ibenjamin-franklin-clipart benjamin franklin From: People
scientist-uses-a-small-needle-to-punch-a-hole-in-the-top-of-a-fertilized-chicken-egg influenza virus to be injected into the egg From: Health Care and Medicine
scientist-demonstrates-a-lab-technique-called-candling-on-eggs Scientist demonstrates a lab technique called candling From: Health Care and Medicine
scientist-uses-a-pipette-to-transfer-flu-virus-that-is-suspended-in-cell-growth-medium-2 scientist uses a pipette to transfer flu virus that is suspended in cell growth medium From: Health Care and Medicine
scientist-removes-cell-growth-medium-preparation-for-a-plaque-assay scientist removes cell growth medium From: Health Care and Medicine
scientist-uses-a-pipette-to-transfer-flu-virus-that-is-suspended-in-cell-growth-medium scientist uses a pipette to transfer flu virus that is suspended in cell growth medium From: Health Care and Medicine
clipart-of-boy-taking-notes-in-laboratory-science-classroom clipart of boy taking notes in laboratory science classroom From: School