Which of the following supports the idea that all organisms share a common ancestry?
A) All cells use the same collection of lipids.
B) All cells use ATP as the template for protein synthesis.
C) All cells use DNA as a cellular energy carrier.
D) All cells use amino acids as a carrier of genetic information.
E) All cells have a similar biochemistry, including amino acids, nucleic acids, and ATP.

Question

Quizplus · Accepted Answer

E is correct because the universal presence of amino acids, nucleic acids, and ATP in all cells supports the idea of a common ancestry. These molecules are fundamental to the biochemistry of life, suggesting that all organisms evolved from a common ancestor that used these molecules for similar biological processes.

Which of the Following Supports the Idea That All Organisms