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Author Question: A(n) _____ shows how a specific portion of the work is to be done. A) submittal B) sectional C) ... (Read 12 times) |
Your heart beats over 36 million times a year.
Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.