The Curiosity Rover Is Currently Searching for Signs of Life

question 25

Multiple Choice

The Curiosity rover is currently searching for signs of life on Mars.What kind of evidence would most likely indicate the presence of living organisms on Mars?

• A) Fossilized prokaryotic cells
• B) Different nucleic acids and amino acids than those found on Earth
• C) Fatty acid molecules
• D) Complex molecules containing genetic information
• E) Simple organic molecules

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Definitions:

Fixation

An obsessive interest or feeling towards a particular object or idea that can result from unresolved conflicts, particularly those stemming from early childhood.

Biting Sarcasm

A form of sarcasm that is particularly cutting or cruel, often intended to hurt or mock.

Exaggerated Denial

An overemphasis on denying reality or facts, often as a psychological defense mechanism.

Repression

A defense mechanism where unpleasant thoughts, memories, or desires are unconsciously excluded from conscious thought.