Figure 19.3
-The area in which there is a spark discharge in the accompanying figure represents ____.
A) sunlight energy in the environment.
B) heat energy in the environment.
C) electrical energy in the environment.
D) ionizing radiation in the environment.
E) the explosion of the hydrogen gas to release energy for the reactions.
Correct Answer:
Verified
Q5: The "big bang" refers to
A) an
Q7: Fossils indicate that the first cells were
Q8: The first cells were _.
Anaerobic
A) autotrophic
B) parasitic
C)
Q9: Figure 19.3 Q10: DNA is believed to have replaced RNA Q11: The study of life's origins and distribution Q13: Chemical evolution started on Earth _. Q16: Four of the following were likely in Q17: Life probably would never have emerged on Q17: Miller's reaction chamber contained gases intended to
A) after
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