Multiple Choice
The ancestor of the three domains of life was ____.
A) a prokaryotic bacterium
B) an archaean endosymbiont
C) a proto-eukaryote
D) the last universal common ancestor (LUCA)
E) none of these are correct
Correct Answer:

Verified
Correct Answer:
Verified
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Q41: Ribozymes may have originally developed by _.<br>A)
Q42: Fatty acids and ribozymes are incompatible as
Q43: Most scientists believe that prokaryotes evolved from
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Q47: The _ provides evidence that RNA molecules
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Q49: What key assumption of the endosymbiotic theory