Question: How did the evolution of photosynthetic life alter Earth’s the atmosphere? A )Oxygen began to accumulate in the atmosphere as it was released by organisms
B) Hydrogen moved to the top of the atmosphere and most of it escaped into space
C) Ammonia molecules were broken down into nitrogen and hydrogen due to
lightning strikes
D) Carbon dioxide began to dissolve into the ocean at a faster rate

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms