Which of the following statements is most correct concerning the ancestry of Eukarya?
A) The lineage that led to Eukarya consists only of other eukaryotes.
B) The lineage that led to Eukarya consists only of Archea.
C) The lineage that led to Eukarya consists only of Bacteria.
D) The lineage that led to Eukarya consists of Archaea and Bacteria.
E) There is no lineage that led to Eukarya. Eukarya arose and has remained always in stasis.

Question

Quizplus · Accepted Answer

The current scientific evidence suggests that the ancestor of eukaryotes arose from the fusion of a bacterium and an archaeon. Therefore, the lineage that led to eukaryotes consists of both archaea and bacteria.

Which of the Following Statements Is Most Correct Concerning the Ancestry