Genetics+Page

1. What three kinds of molecules make up the cell membrane? Answer. They are phospholids, proteins, and carbohydrates. 2. Describe how phospholipids are arranged in a cell membrane. Use the words hydrophobic and hydrophilic in your answers. Answer. the hydrophilic head of the phospholids are attacted to the watery environmental inside and out side of the cells. the hydrophobic tails of phospholipids stay away from water. 3.Explain 3 different jobs the proteins do within a cell membrane. Use complete sentences. 1. the proteon in the cells membrane are called membrane protein. 2. membrance protein helps tp control the chemical reaction that occur in the cells. 3. it helps the cells to communicate with other. 4. Finally, what is the role of Carbohydrates in a cell membrane? Answer. The role of the carbohydrates in a cell membrane is that it allows different types of cells to recognize each other