Which two statements are true for the leading strand in DNA?

Which system revise and send electrical signals throughout the body

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

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