How do scientists determine which areas of the brain are associated with the specific actions, emotions or functions?

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?