Scales and Paired Fins First Evolved in __________Fishes

question 39

Short Answer

Scales and paired fins first evolved in __________fishes.

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Definitions:

Mass Psychogenic Illnesses

The rapid spread of illness signs and symptoms among a group of people, where there is no identifiable physical or environmental cause, often due to psychological factors.

Social Media

Platforms and websites that enable users to create and share content or to participate in social networking.

Conversion Disorder

A mental condition in which a person has blindness, paralysis, or other neurologic symptoms that cannot be explained by medical evaluation.

Medical Conditions

Health issues or disorders diagnosed by a doctor.