Variables is likely the correct answer.
Answer:
Nitrogen
Explanation:element found in all organic compounds carbon
element found in proteins but not carbohydrates or lipids nitrogen
three parts of a nucleotide phosphate, sugar, base
element found in nucleic acids, but not proteins, carbs, or lipids phosphorus
The rock found in the riverbed that is smooth is from the result of weathering of water in the river and erosion. The rock deep underground was most likely a product of erosion. The dirt and ground above it were eroded and displaced there to cover the rock.
Answer:
RR, Rr, rr
Explanation:
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