Strong evidence in support of the common ancestry of all life comes from which of the following observations about living things?
A)the fact that decomposers include both bacteria and fungi
B)the ability of plants to convert light energy to chemical energy
C)the existence of a nearly universal genetic code
D)the universal use of protein catalysts by all cells

Question

Quizplus · Accepted Answer

The fact that almost all living things share the same genetic code strongly supports the idea that all life on Earth descended from a common ancestor. If different organisms had independently evolved their own genetic codes, it would be unlikely that they would all have converged on the same set of rules.

Strong Evidence in Support of the Common Ancestry of All