MCAT Question of the Day
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    Q:

    		 The melting points (in degrees Celsius) of four different unsaturated 18-carbon fatty acids are as such: 70, 20, -5, and -15. Which of the following best describes this trend?

    		 

    A

    		 The melting point increases as the number of cis double bonds in the fatty acid increases

    B

    		 The melting point decreases as the number of cis double bonds in the fatty acid increases

    C

    		 The melting point increases as the number of trans double bonds in the fatty acid increases

    D

    		 The melting point is unaffected by the number and types of double bonds present within the fatty acids



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