List at least three features of eukaryotic cells that clearly differentiate them from prokaryotic cells. What are histones and what do they do?
Answer to relevant QuestionsHow are the mitochondrion and the hydrogenosome similar structurally? How do they differ? How do they differ metabolically? How large can a prokaryote be? How small? Why is it that we likely know the lower limit more accurately than the upper limit? What are the dimensions of the rod- shaped bacterium Escherichia coli? Assume you are given two cultures of rod-shaped bacteria, one gram-positive and the other gram-negative. How could you differentiate them using (a) Light microscopy; (b) Electron microscopy; (c) Chemical analyses of cell ...A structure commonly seen in circular DNA during replication is the theta structure. Draw a diagram of the replication process and show how a theta structure could arise. Concerning the pH of the environment and of the cell, in what ways are acidophiles and alkaliphiles different? In what ways are they similar?
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