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Malignant tumours may take years to detect if they travel via the blood to various parts of the body.
Q4: Which of the following best describes shale
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Q35: Which of the following is included in
Q46: Which strategy would best promote integrated pesticide
Q68: The world's economies are not affected by
Q69: _ is used as fuel primarily because
Q71: A warmer atmosphere is beneficial to wildlife
Q94: Which synthetic chemical acts as a hormone
Q95: Which letter in the diagram corresponds to
Q104: What happens to 29% of the carbon