Which were the elements to form in the earliest stage of the universe? A. Lithium, nitrogen, and carbon
B. Hydrogen , helium , and lithium
C. Carbon , oxygen , and hydrogen

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Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

True or false multiple lane changes must be done individually going through the same procedures for each lane change