Photosynthesis first occurs on Earth by about ___ years ago.
A) 4.6 billion
B) 3.5 billion
C) 2.7 billion
D) 1.1 billion
E) 0.5 billion
Correct Answer:
Verified
Q27: The first eukaryotic cells were _.
A) bacteria
B)
Q47: Which of the following statements is most
Q48: The earliest known fossil cells date to
Q49: The great adaptive radiation that resulted in
Q50: Eukaryotes are genetically closer to the archea
Q53: Which of the following is FALSE?
A) The
Q54: Which of the following eukaryotic organelles are
Q55: It is thought that viruses may have
Q56: The first fossils of animals date back
Q57:
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