An air mass classified as ct usually forms over which type of earth surface

The fauces connects which of th following structures to the oropharynx

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.

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous