Consider the Following Two Statements About DNA Melting Temperature

Multiple Choice

Consider the following two statements about DNA melting temperature:

1) The melting temperature of a sample of DNA is the temperature at which 50% of the double helices in the sa have completely denatured.
2) A molecule with 53% G—C base pairs would have a higher melting temperature than a molecule of equivale length with 53% A—T base pairs.

Determine which one of the statements below is CORRECT.

A) Statement 1) is true; statement 2) is false.
B) Statement 1) and statement 2) are true.
C) Statement 1) and statement 2) are false.
D) Statement 1) is false; statement 2) is true.