Which of the following is most likely responsible for the fact that organic molecules no longer formed spontaneously on earth?
a. the amount of uv radiation increased
b. the amount of oxygen in the atmosphere increased
c. water accumulated in the oceans
d. earth's surface temperature warmed
Answers: 1
Biology, 21.06.2019 15:00
In which process is oxygen absorbed by an organism asap apex
Answers: 1
Biology, 22.06.2019 01:00
Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation
Answers: 1
Biology, 22.06.2019 03:30
How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.
Answers: 1
Biology, 22.06.2019 05:00
Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist
Answers: 1
Which of the following is most likely responsible for the fact that organic molecules no longer form...
Mathematics, 17.09.2021 04:40
Computers and Technology, 17.09.2021 04:40
Mathematics, 17.09.2021 04:40
Mathematics, 17.09.2021 04:50
English, 17.09.2021 04:50
Social Studies, 17.09.2021 04:50
Mathematics, 17.09.2021 04:50
Mathematics, 17.09.2021 04:50
Chemistry, 17.09.2021 04:50