What type of protein can be described by the following: Integral

Facilitated transport

Ion movement

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.

Dna replication or repair occurs in a cell in all of thw following situations except when

Read the article and use the information to answer the following questions. active transport in active transport, molecules are moved across the cell membrane with the of neurons electrical impulses proteins. inhibitors 3 of 3 vity