All of the following were produced in experiments on primitive Earth conditions conducted by Miller-Urey and others,except for
A) amino acids.
B) organic molecules.
C) prokaryotes.
D) hydrogen cyanide.
E) urea.
Correct Answer:
Verified
Q10: Which of the following was demonstrated by
Q11: Homo sapiens have existed on earth for
Q12: Imagine that NASA discovered a new planet
Q13: The apparatus in the figure was used
Q14: The group that probably gave rise to
Q16: The oldest microfossils are of
A)prokaryotes.
B)eukaryotes.
C)insects.
D)pollen grains.
E)small animals.
Q17: The age of the Earth according to
Q18: In the original experiments by Stanley Miller
Q19: It has been discovered that enzyme-like catalysis
Q20: True multicellularity is a major characteristic of
A)all
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