Biology

Which is not a system of the human body?

More Questions from Biology
What bird became extinct when settlers came to the island and let loose rats, which killed the birds?
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Which of these creatures is a one-celled organism?
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How many bones are in each finger, except the thumb, of a human hand?
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Which term refers to the presence of or requirement for oxygen?
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Which of these things is not living?
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What is any permanent change to a gene called?
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Which of these senses do you use to tell what color an object is?
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What is the fin on the backs of fish, some whales and dolphins called?
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