When operating at an emergency scene, why should a firefighter scan the outside of a building before entry?

How had the study of mitosis affected scientists knowledge of cancer

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

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.