module 4 (part 1)
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
卡片预览 (10 张)
are human mummies fossils?
no. humans arent extinct
Fixity of species
all modern organsims are unchanged descendants of their ancestors thinking 1000yrs not millyrs
what is a fossil record?
all fossils found & described in the scientific literature
how did George Cuvier develop a system to classify animals
used comparative anatomy
Why was george louis Leclerc publicly rejected?
he thought one secies could evolve into another
Erasums Darwin
aware the modern species were different from fossil types - he started getting into selective breeding BUT still did not know what caused evolution
how did George Cuvier interperet fossils
proposed that specices from fossils that are no longer here died from natural catastrophies (extinctions)
How did Jean Baptiste Lamarck interperet fossils
the layers are the top of sediment were younger thn the bottom ones he had 3 important concepts: • new species appeared gradually • all species have changed at different rates • specief do not appear after they go extinct
what was charles darwins idea of evolution
over mills of yrs species arose from pre-existing species by process of “decent with modification”