Evidence from which type of data supports the common origin of all life on Earth?
A) DNA structure
B) Atmospheric oxygen levels
C) Age of oldest fossil
D) Mitochondrial function
E) Cellular specialization

Question

Quizplus · Accepted Answer

DNA structure provides evidence for the common origin of all life on Earth because all living organisms use the same genetic code and share many similarities in the structure and function of their DNA. This suggests that all life on Earth is descended from a common ancestor that had DNA as its genetic material.

Evidence from Which Type of Data Supports the Common Origin