Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
Seedling growth showing the triple response to ethylene.
A Dose-Response Curve
How to integrate using inverse trigonometric substitution (Question 1)