WW1 helped spread the spanish flu and kill off thousands as a result of the cramped quarters of soldiers.
Ummm my advice is to look it up on google
Plants need nitrogen to produce amino acids, which make proteins
Answer:
Only certain families were part of the patrician class and you had to be born a patrician. The patricians were only a small percentage of the Roman population, but they held all the power. All the other citizens of Rome were Plebeians. Plebeians were the farmers, craftsmen, laborers, and soldiers of Rome.
Explanation:
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