All of the Following Statements Are True EXCEPT

question 12

Multiple Choice

All of the following statements are true EXCEPT:

• A) LPG tends to settle out as a liquid in the intake manifold.
• B) LPG has a higher octane; therefore, it can be used in engines with higher compression ratios.
• C) less frequent oil change intervals are required because LPG is a dry gas so it does not create carbon in the combustion chamber.
• D) LPG burns cleanly, produces fewer emissions, and lacks the objectionable exhaust odor of incompletely burned gasoline.

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Definitions:

Biosynthesis

The process by which living organisms produce complex compounds from simpler ones, often involving enzyme catalysis.

Strecker Synthesis

A chemical synthesis method for producing amino acids by reacting an aldehyde with ammonium chloride and potassium cyanide.

Tryptophan

An essential amino acid used by the body to produce serotonin and melatonin, found in various protein-rich foods.

α-Ketoacid

An organic compound containing both a ketone and a carboxylic acid group, with the ketone group located at the second position from the acid.