The radiation of life at the beginning of the Phanerozoic eon is known as the
A)Cambrian adaptation.
B)Precambrian radiation.
C)Cambrian explosion.
D)Precambrian adaptation.

Question

Quizplus · Accepted Answer

The Cambrian explosion refers to the rapid diversification of multicellular life that occurred during the Cambrian period, marking the beginning of the Phanerozoic eon. This event is characterized by the sudden appearance of most major animal phyla in the fossil record.

The Radiation of Life at the Beginning of the Phanerozoic