"Why are there so few photos of planets in our solar system, but there are many photos of galaxies outside of our solar system?"
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Question
Which species of animal best shows the effect of zero gravity?
Quite a variety of animals have been used in studies of the effects of living in space (including microgravity). These include rats, mice, frogs (tadpoles), zebrafish, nematodes (c. elegans), and fruit flies. Some species are better suited for one kind off experiment, other species for other experiments. For more information check out the NASA life sciences websites, such as
David Morrison
NAI Senior Scientist
May 21, 2004
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