15.Which of the following contain the genetic code? (Choose one: carbohydrates, nucleic acids, proteins). 16.Which of the following provide the most readily available energy? (Choose one: carbohydrates, lipids, nucleic acids, proteins).

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables