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1073 views | 09:13 a01011399's ERV Challenge : Do ERVs Su ... From NicolaTesla
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5970 views | 03:51 Adult Stem Cells and Regeneration part ... From tubeman 
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261 views | 00:51 Allergy vs Cold From userone
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623 views | 01:30 Animal danger! Cheetah cubs vs rhino - ... From userone
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368 views | 01:39 Animal fight_ Skunk (Zorillo) vs Snake ... From catee
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518 views | 02:31 Aquarius Water Cycle From userone
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686 views | 02:31 Aquarius Water Cycle Animation From season_31
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332 views | 01:29 Battle of jaws - Lions vs Crocodiles - ... From benchwork
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3596 views | 00:59 Breast tumor cells vs. normal breast cells From sana
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1447 views | 00:42 Cancer vs. normal stem cells From vukuftail
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409 views | 02:00 Cesarean VS Vaginal Birth Recovery From catee
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11515 views | 35:53 Chemical Science - Periodic Trends in ... From mitlectures
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14809 views | 43:18 Chemical Science - The Shapes of Molec ... From mitlectures
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448 views | 02:00 Child CVS examination From season_31
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270 views | 02:00 Child CVS examination From seraboth
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959 views | 00:28 Childhood vs adult leukemias From second
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1215 views | 03:03 Creationist Crap : Does Endogenous Ret ... From NicolaTesla
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1590 views | 57:47 Darwin Evolution vs ID Intelligent Des ... From robertbrownell
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730 views | 03:03 Deciding on Conjugate vs. Direct Addit ... From wises
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330 views | 03:30 Eagle vs Hare - Predators - BBC From benco
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