The horizontal rows on the periodic table of elements are known as A. rows B. building blocks C. families D. periods

Glands that the body deal with stress and respond to emergencies.

The picture below shows two galaxies. spiral galaxy and elliptical galaxy which of these statements best describes a similarity between the two galaxies? (2 points) both have elongated centers. both have centers shaped like bars. both change their shape from time to time. both are held together by gravitational forces.

Describe the process of nociception using the four phases of