3. Some say that cell is like a factory. What part of the cell do you think is like the boss or manager of the factory? A. plasma membrane B. endoplasmic reticulum C. lysosome D. nucleus 4. Which organelle is possessed only by a plant cell? A centriole B. golgiapparatus C. vacuole D. chloroplast 5. Which cell organelle is responsible for photosynthesis to occur in plants? A cell wall B. ribosome C. chloroplast D. cytoskeleton Despite differences in size and shape, all cells must have cytoplasm and C. chloroplast D. centriole A. cell wall B. plasma membrane 3​