Multiple Choice
The spontaneous formation of organic molecules does not happen today because they are
A) consumed by organisms or oxidized to simpler inorganic compounds in the atmosphere.
B) destroyed by the increase in harmful radiation coming through holes in the ozone layer.
C) unable to form because of a lack of sufficient internal energy.
D) photosynthesis is all that is required.
Correct Answer:
Verified
Correct Answer:
Verified
Q13: All of the following support the idea
Q14: Currently _ is/are thought to have been
Q15: The first terrestrial organisms are found in
Q16: The first photosynthetic organisms probably<br>A) lived in
Q17: When we speculate about the origin of
Q19: Microspheres<br>A) have a boundary membrane.<br>B) are formed
Q20: When comparing primitive Earth to modern Earth,
Q21: The first cells were probably<br>A) Eukaryotic.<br>B) Archaea.<br>C)
Q22: Earth has supported life for approximately<br>A) 20
Q23: Which of the following plays an important