Explain how a change in the sequence of nitrogen bases in a DNA molecule could result in a gene mutation. (your asnswerneeds to reference the definition of a gene)

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes

What are the proteins in connectivity tissues of your foot examples of?