Goldilock region is the space which is neither too hot nor too cold and has conditions which are a must for life. So the Goldilock zone is a habitable zone.
According to Alfred Wegener, all the major continents formed one giant supercontinent, called Pangaea. About 200 million years ago, the supercontinent Pangaea began to rift.
The zebrafish is a freshwater fish belonging to the minnow family. It is native to South Asia, it is a popular aquarium fish, frequently sold under the trade name zebra danio. It belongs to India and Sri Lanka.
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