Suppose it were possible to conduct sophisticated microscopic and chemical analyses of microfossils found in 3.5-billion-year-old stromatolites. Which of the following structures would be surprising to observe?
I. RNA
II. vesicles
III. a nucleus
IV. ribozymes
A) I
B) II
C) III
D) IV
Correct Answer:
Verified
Q2: The typical prokaryotic flagellum features
A) an external
Q5: Which of the following is an accurate
Q6: The first genes on Earth were probably
A)DNA
Q7: Scientists hypothesize that prokaryotes evolved before eukaryotes
Q9: Which of the following is likely the
Q9: Which two structures play direct roles in
Q9: If a bacterium regenerates from an endospore
Q11: Prokaryotic ribosomes differ from those present in
Q17: Which of the following is the correct
Q18: Several scientific laboratories across the globe are
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