What evidence supports the idea that life could have arrived on Earth from extraterrestrial sources?

Question

Quizplus · Accepted Answer

Organic molecules, which are essential components of life as we know it, have been discovered in meteorites. This suggests that the basic building blocks of life could potentially be distributed across the cosmos, supporting the idea that life, or at least the precursors to life, could have arrived on Earth from extraterrestrial sources.

What Evidence Supports the Idea That Life Could Have Arrived