RNA is believed to have been the original genetic system because it can
A) form a stable double helix with a complementary nucleic acid strand.
B) catalyze the polymerization of nucleotides into another RNA strand.
C) form ribosomes.
D) transfer amino acids to ribosomes.
Correct Answer:
Verified
Q2: The initial importance of membrane-enclosing, self-replicating RNA
Q3: Stanley Miller applied electric sparks to a
Q4: Which energy-producing process is thought to have
Q5: At the time life arose on Earth,
Q6: Organisms that evolved the ability to use
Q7: The feature that most clearly distinguishes eukaryotes
Q8: Cytoplasmic organelles are
A) absent in prokaryotic cells
Q9: The eukaryotic nucleus contains _ DNA molecule(s).
A)
Q10: The bacterial genome is located in a
Q11: Eukaryotic cell nuclei contain genes that are
A)
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