The Theory That Ancient Aliens Seeded the Planet with Life

question 194

Multiple Choice

The theory that ancient aliens seeded the planet with life millions of years ago and then disappeared is:

• A)unfalsifiable.
• B)completely falsifiable.
• C)necessarily correct.
• D)necessarily incorrect.

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Definitions:

Cerebral Spinal Fluid

Cerebral spinal fluid is a clear, colorless body fluid found in the brain and spinal cord that acts as a cushion, protecting the central nervous system, and plays a role in the exchange of nutrients and waste.

Neoteny

Process in which juvenile stages of predecessors become adult features of descendants; idea derived from the observation that more recently evolved species resemble the young of their common ancestors.

Brain Cells

Cells located in the brain, including neurons and glial cells, responsible for processing information and supporting brain function.

Genetic Diversity

The total number of genetic characteristics in the genetic makeup of a species, contributing to variations among individuals and populations.