Biology
What protein is found in the hair and nails of mammals?
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What is the sprouting of a new plant structure called?
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What substance is produced by flowers and sometimes causes hay fever?
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Who devised a simple test to determine the health of newborns?
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Which part of a moss absorbs water and nutrients from the soil?
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What is the outer skeleton of organisms such as spiders and insects called?
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What family do dolphins, porpoises and whales belong to?
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What process does a starfish use to grow a new organism when it is cut into pieces?
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