For each of the following sentences, fill in the blanks with…
For each of the following sentences, fill in the blanks with the best word or phrase selected from the list below. Not all words or phrases will be used; each word or phrase should be used only once. By definition, all eukaryotic cells have a , which is usually the most prominent organelle. Another organelle found in essentially all eukaryotic cells is the , which generates the chemical energy for the cell. In contrast, the is a type of organelle found only in the cells of plants and algae, and performs photosynthesis. If we were to strip away the plasma membrane from a eukaryotic cell and remove all of its membrane-enclosed organelles, we would be left with the , which contains many long, fine filaments of protein that are responsible for cell shape and structure and thereby form the cell’s . chloroplast cytosol nucleus chromosome endoplasmic reticulum ribosomes cytoskeleton mitochondrion