Some scientists have hypothesized that

  1. parasitic worm infestation is hypothesized to be damaging to the host. However scientists have recently discovered that worm
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  2. Some scientists have hypothesized that meteorites have periodically bombarded Earth and caused mass extinctions every 26 million
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  3. Some scientists have hypothesized that meteorites have periodically bombarded Earth and caused mass extinctions every 26 million
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  4. Some scientists have hypothesized that the universe has been going in cycles of expanding and contracting over and over forever.
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  5. Some scientists have hypothesized that the universe has begun going in cycles of expanding and contracting over and over forever
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  6. L a exoplanet is defined as a planet that orbits a star outside of our solar system. Over 400 exoplanets have been discovered.
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  7. An exoplanet is defined as a planet that orbits a star outside of our solar system. Over 400 exoplanets have been discovered.
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  8. An exoplanet is defined as a planet that orbits a star outside of our solar system. Over 400 exoplanets have been discovered.
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  9. An exoplanet is defined as a planet that orbits a star outside of our solar system. Over 400 exoplanets have been discovered.
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  10. Scientists hypothesized that Beagle 2, a British spacecraft, either crashed into Mars or got lost on its journey there. The loss
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