What is the most intriguing piece of evidence that suggests that the Martian meteorite ALH84001 may have once contained life?
A) molecules of DNA were found inside
B) oxygen gas was found trapped inside the meteorite
C) amino acids were found inside
D) highly magnified images of carbonate grains found inside reveal rod-shaped structures that look much like terrestrial nanobacteria

Question

Quizplus · Accepted Answer

Highly magnified images of carbonate grains found inside reveal rod-shaped structures that look much like terrestrial nanobacteria, suggesting the possibility of past life on Mars. The other options, while potentially interesting, do not provide direct evidence of past life.

What Is the Most Intriguing Piece of Evidence That Suggests