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Sources:
https://www.cell.com/current-biology/fulltext/S0960-9822(15)01019-2
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https://www.sciencedirect.com/science/article/pii/S1090513804000194
https://www.scientificamerican.com/article/evolving-mechanism-avoid-sibling-sex/
https://journals.sagepub.com/doi/abs/10.1046/j.0956-7976.2003.psci_1465.x
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Image Sources:
https://www.istockphoto.com/photo/golden-fashion-model-elegant-woman-flying-gold-dress-waving-sparkling-gown-fabric-gm859397178-141976629
https://www.istockphoto.com/photo/twin-brothers-gm935389346-255965558
https://www.istockphoto.com/photo/joyful-handsome-man-on-a-black-background-gm917743456-252472594?clarity=false
https://www.istockphoto.com/photo/group-of-students-studying-in-classroom-gm951978684-259881023
https://www.istockphoto.com/photo/human-resources-gm889095186-246545963