About 540 Mya,there Was an Astonishing Burst of Evolutionary Activity

question 60

Short Answer

About 540 mya,there was an astonishing burst of evolutionary activity that correlated to the first appearance in the fossil record of most of the major living animal groups.Popularly known as the ________,this geologic time changed the face of life on Earth.

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Definitions:

Prevalence

The proportion of a population found to have a condition or disease at a specific time.

Dissociative Disorders

Psychological conditions characterized by a disruption and inconsistency in one's perceptions of thought, memory, environment, behavior, and self.

Mental Processes

Internal cognitive operations that allow individuals to perceive, think, reason, and engage with their environment, including memory, perception, and decision-making.

Dissociation

A disruption or breakdown in the integration of thoughts, feelings, experiences, behaviour, and/or identity in conscious awareness and memory.