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Download A) cell wall B) molecules C) plasma membrane D) protein 1. Which
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1. Which cellular organelle is represented by the diagram below? 2. Which statement best describes the plasma membrane of a living plant cell? A) It selectively regulates the passage of substances into and out of the cell. B) It is composed of proteins and carbohydrates only. C) It has the same permeability to all substances found inside or outside the cell. D) It is a double protein layer with floating lipid molecules. 3. Which structures are found in every living cell? A) cell wall C) plasma membrane B) molecules D) protein A) B) C) D) a plasma membrane and cytoplasm chloroplasts and mitochondria a cell wall and nucleus centrioles and chromosomes 4. What is the function of the selectively permeable plasma membrane? A) to store chemical and heat energy inside the cell B) to control the movement of substances into and out of the cell C) to control the movement of red blood cells