Nefertiti, Ancient Egyptian Queen
Science Source
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Amazon Warrior Woman Fights Greek
Photo Researchers
Poinsettia Varieties
Science Source
Red Blood Cells, Sem #4
Scimat
Mosquito And Malaria In East Africa
Ikon Images
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Dennis Flaherty and Photo Researchers
Galileo Space Probe
Lionel Bret and Photo Researchers
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U.S. Navy / Science Source
Pascals Calculator
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Nevus In The Retina
Science Source
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Science Source
Watermelon #2
Photo Researchers, Inc.
Fossilized Coccoliths, Emiliania
Biophoto Associates
Zinnia Flower, X-ray #4
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Ikon Ikon Images
Incandescent Light Bulb
Photo Researchers, Inc.
Rabbit And Chick
Alan and Sandy Carey
Enhanced Temporal Lobe Hemorrhage #6
Living Art Enterprises, LLC
Farm Sunset
Joe Sohm and ChromoSohm and Photo Researchers
Position Of The Planets In The Human #2
Science Source
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18th Century Electrostatic Generator
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Cardiac Muscle
Eric V. Grave
Compass #1
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Compass #2
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Polystyrene Cup
Photo Researchers
Morgagni, Italian Anatomist
Science Source
Atomic Bomb Explosion
Omikron
Yersinia Pestis #3
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Galileo Sunspot Illustration #3
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Solar X-ray
NASA / LMSAL / G.L. Slater & G.A. Linford
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Ancient Carvings
Photo Researchers
Lm Of Pacinian Corpuscles In Human Skin
Eric Grave
Ganjam Virus #1
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Salmon Scale #1
Eric V. Grave
Vinegar Eel #1
Eric V. Grave
Solar Flare
Science Source
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Photo Researchers, Inc.
Wind-up Radio #1
Photo Researchers, Inc.
Smoke Detector #5
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Wind-up Radio #3
Photo Researchers, Inc.
Buddhist Monk Meditating
David Parker and SPL
Confucius, Chinese Philosopher #7
Photo Researchers
Assorted Nuts
Photo Researchers, Inc.
Giardia Muris, Sem #1
Science Source
Myrtle, Alchemy Plant
Science Source
Petri Dish #1
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Lm Of Sickle Cell Anemia #3
Science Source
Assorted Nuts #1
Photo Researchers, Inc.
Various Forms Of Herpes Simplex Virus
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Blue Orchard Bee
Scott Bauer
Leukoplakia
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Unicornus Varius 1491
Science Source
Watermelon #1
Photo Researchers, Inc.
Venus, Lava Flow From Maat Mons
Science Source
Red Blood Cells And Acanthocyte, Sem
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Discovery Of Charmed Baryon Quark #5
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Red Blood Cells Sem #5
Science Source
Unhappy Pills #2
Photo Researchers, Inc.
Red Blood Cells, Sem #18
Science Source
Red Blood Cells Sem #19
Science Source
Red Blood Cells, Sem #20
Science Source
Band-aids
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