[揽瓜阁精读] 275. The Life of the First Vertebrates

Nora小碗 · 发表于 2023-3-20 23:26:23

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Nora小碗 · 发表于 2023-3-20 23:48:49

main idea： origin of vertebrate
structure:
p1. introduces the question on the origin of vertebrate and theory
-vertebrate - protochordate: t&l ➡️ controversy but similar in many ways
-ancestor chordates: lack of organ system
-advancements: sense organs/ muscle blocks➡️ swim/urine by filter blood/a large brain to store Information./metabolic capacity/tissue: bone/ endocrine organs/ kidney
p2.natural selection favored the evolution
-two more questions: in what environment & what forces determine

new words:
endocrine: 内分泌的
tissue: 组织

bb猫 · 发表于 2023-3-21 00:29:50

感谢！

Dandelionlion · 发表于 2023-3-21 09:52:57

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Naomi_Chen · 发表于 2023-3-21 21:59:23

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cavalierwow · 发表于 2023-3-23 09:46:28

Weii_X · 发表于 2023-3-23 09:55:05

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taylor_2008 · 发表于 2023-3-23 18:24:38

同意！

pengjieye · 发表于 2023-3-23 21:41:01

Mark一下！

qweqweqweasdf · 发表于 2023-3-23 22:17:18

[揽瓜阁精读] 275. The Life of the First Vertebrates

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