Which statement is most consistent with the hypothesis that the Cambrian explosion was caused by the rise of predator-prey relationships?
A) increased incidence of worm burrows in the fossil record
B) increased incidence of larger animals in the fossil record
C) increased incidence of organic material in the fossil record
D) increased incidence of fern galls in the fossil record
E) increased incidence of hard parts in the fossil record

Question

Quizplus · Accepted Answer

The rise of predator-prey relationships during the Cambrian explosion is most directly linked to the increased incidence of hard parts in the fossil record. Organisms developed hard parts, such as shells and exoskeletons, as protective mechanisms against predation, marking a significant evolutionary response to the new predatory pressures of the time.

Which Statement Is Most Consistent with the Hypothesis That the Cambrian