Multiple Choice
Which factors likely played a role in the development of early life?
A) presence of carbon, hydrogen, nitrogen, and oxygen
B) ultraviolet light
C) lightning
D) ultraviolet light and lightning only
E) all of these
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q2: By _ years ago, much of Greenland,
Q3: Why are ultramafic volcanics rare in rocks
Q17: What are time divisions in the Precambrian
Q18: All organisms are composed mostly of all
Q20: Areas of buried shield rock and younger
Q23: The buildup of cyanobacteria entrapping sand grains
Q24: The large Proterozoic landmass known as Laurentia
Q26: What are prokaryotic organisms?
Q26: All but which of the following are
Q60: What does the appearance of red beds