Texas Tech Recruitment. All information for dates/outfits can be found at that website!! Alpha Xi Delta will be coming on to campus Fall 2015. Friday, August 21: Preference- Cocktail Attire & Heels - Does not have to be black.
, allowing some substances to pass into the cell and blocking others. It is composed of a double layer of. phospholipids. and. embedded proteins. . Color and label. the cell membrane tan. Plant cells have an additional layer surrounding them called the cell wall. The cell wall is made of nonliving material called cellulose. Color and label. the cell wall brown.
The vacuole also removes toxins from the cell.Outside the cell membrane of the plant cell is a structure that animal cells do not have, called the cell wall (analogous to the extracellular matrix in animal tissues).