Choose the option that correctly arranges the steps involved in the formation of a nonconformity.
1. Metamorphic and plutonic rocks form below the surface.
2. Sedimentary rock is deposited on the eroded surface.
3. Erosion removes overlying rock.
A) 1, 2, 3
B) 1, 3, 2
C) 2, 1, 3
D) 3, 1, 2
Question 2
How did the science community piece together the relative time scale of rocks in the nineteenth century?
A) through the discovery of plate tectonics
B) from the study of ancient ocean environments
C) from the study of fossil-bearing rocks
D) through the discovery of active volcanoes
Reactions 1 through 4 are necessary for the formation of each peptide bond.
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Eye formation on the leg of a fly