1. What is the name of the molecule that is found in between the Phosopholipids? What is its role? 2. There are a number of different proteins within the Cell membrane, name two and their roles?
3.Are all cell membranes the same? Why/Why not?

What type of cell is produced after fertilization occurs and the gametes combines ?

Match the types of competition to their descriptions

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.