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biological big bang

Noun CEFR C1

Definitions

The Cambrian explosion (the rapid appearance, around 541 million years ago, of most major animal phyla).

Examples

“Brocks said the new study⟳ suggested the Ediacaran biota “already contained some of the creatures that gave rise⟳ to the [Cambrian] explosion, to the rise⟳ of modern animals”. The Cambrian explosion, also called the biological big bang, was a period about 538.8m years ago when almost all major animal groups started to appear⟳ in the fossil record⟳.”

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
See all C1 English words →

See also

biological clock biological control biological determinism biological fuel cell biological immortality biological imperative

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