How Is Nature So Symmetrical? As astronomers know, hydrogen atoms billions of light years away are subject to the same physics as on Earth. Because physics has no preferred direction, natural laws are also symmetric under rotation. … In doing so, he unified all electric and magnetic phenomena then known, as well as the laws
Are Fish Bilaterally Symmetrical? Bilateral symmetry is characteristic of the vast majority of animals, including insects, fishes, amphibians, reptiles, birds, mammals, and most crustaceans. Why are fish bilaterally symmetrical? Having bilaterally symmetrical bodies (the same on both sides along an axis) permit them to propel forward in a straight line. In evolutionary history, animals that