Changing a Single Amino Acid in a Protein Consisting of 325

question 31

Multiple Choice

Changing a single amino acid in a protein consisting of 325 amino acids would ________.

• A) alter the primary structure of the protein but not its tertiary structure or function
• B) cause the tertiary structure of the protein to unfold
• C) always alter the biological activity or function of the protein
• D) always alter the secondary structure of the protein and disrupt its biological activity
• E) always alter the primary structure of the protein, sometimes alter the tertiary structure of the protein, and sometimes affect its biological activity

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Definitions:

Richter Magnitude

A scale historically used to quantify the size of earthquakes based on the amplitude of seismic waves, replaced by the more accurate moment magnitude scale for large events.

Nomograph

A type of graph used in seismology to determine the local magnitude of an earthquake.

S-Wave Amplitude

The measure of the height of the secondary or shear waves, which are one type of seismic wave produced by earthquakes.

Strike-Slip Faults

Faults where two blocks of crust slide past each other horizontally, with little vertical motion.