Biology

What are the thin bones that protect your lungs and heart?

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What is the expected time an organism will live called?
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Why are many flowers brightly colored?
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How many bones are in each finger, except the thumb, of a human hand?
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Which of the following human traits can be used, like fingerprints, for identification?
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What word means "terrible lizard"?
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What type of reproduction do yeast cells use?
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What squirts into your mouth as you chew food?
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What part of the plant gets water and nutrients to the rest of the plant?
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