原始问题：
探究常用转基因作物对出生率和死亡率的影响
rate and health of the population
This text aims to examine the impact of commonly used GM crops on birth rate, mortality rate and overall health of the population.
探究常用转基因作物对出生率和死亡率的影响
rate and health of the population
This text aims to examine the impact of commonly used GM crops on birth rate, mortality rate and overall health of the population.
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