A Complete Collection of 100000 Whys
Fav十万个为什么
为什么生物学有进化？
1、生物学进化是自然选择的结果，生物为了适应环境而逐渐改变。
2、遗传变异是进化的基础，每个生物个体都有微小的基因差异。
3、生存竞争促使适应力强的生物更容易生存和繁殖。
4、环境变化推动生物不断进化以应对新的挑战。
5、进化是一个长期的过程，通过多代积累微小变化形成显著差异。
总之，进化是生物为了适应环境、生存和繁殖而不断改变的过程，是自然选择和遗传变异共同作用的结果。
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