Last Updated：2025/11/29
Sentence
分子データは、現生種とそれらの最近共通祖先およびその祖先から派生したすべての子孫から成る哺乳類の群が白亜紀末の大量絶滅後に起源したことを示唆している。
Quizzes for review
Molecular data suggest that the crown group of mammals originated after the end-Cretaceous mass extinction.
See correct answer
Molecular data suggest that the crown group of mammals originated after the end-Cretaceous mass extinction.
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Related words
crown group
Noun
Japanese Meaning
系統発生学において、ある生物群の現存する代表種、その最新の共通祖先、さらにその共通祖先から派生したすべての子孫（例えば絶滅種を除いた生存している種を中心としたグループ）を指す。
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