DNA is a double helix with many regions. Which evidence best explains the structure of DNA? (2 points) A)The sequence of genes on a DNA molecule contains the instructions that code for proteins.
B)DNA is a region on a protein which codes for genes that carry out cellular functions.
C)The sequence of DNA on a gene contains the instructions that code for proteins.
D)Genes contain regions that are called DNA and carries out functions essential to the cell.

Abeaker of water was heated and then placed on a bench in the laboratory. the water cooled until it was the same temperature as the air in the laboratory. which of these explains the mechanism by which the water cooled? a. heat energy was transferred from the water to the air. b. water molecules from the water formed warm water currents. c. the water molecules absorbed energy from the molecules in the air. d. the water released radiation until it contained no heat energy.