Answer:
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Explanation:
Tertiary structure is the three-dimensional structure of a protein. The tertiary structure is obtained when a protein's secondary structure is folded into a globular form. Two main types of secondary structures that proteins can have is an alpha helix and a beta-sheet.
One of the major negative factors from urbanization is A. impervious surface, creating more runoff and less fresh water infiltration.
Runoff refers to the draining of water, which happens more and more as societies progress and advance, and as new towns and cities are created as a result of urbanization. Also, there will be less and less fresh water, which is why urbanization needs to be controlled.
