Biology
Largest organ?
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Oxygen accounts for ____ % of totals human body mass?
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The study of organisms inhabiting seas and oceans is:?
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Vitamin E reduces the requirement of _________ .
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Which disease can be controlled by vaccination?
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A crescograph is a device for measuring the growth in __________?
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Blood is carried towards the heart by __________?
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Tear gland is?
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A group of similar cells that perform a specific function is:
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