What is the function of gas vesicles? How are these structures made such that they can remain gas tight?
Answer to relevant QuestionsIn a few sentences, indicate how the bacterial endospore differs from the vegetative cell in structure, chemical composition, and ability to resist extreme environmental conditions. In a few sentences, explain how a motile bacterium is able to sense the direction of an attractant and move toward it. What is the major advantage of electron microscopes over light microscopes? What type of electron microscope would be used to view the three- dimensional features of a cell? 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 ...Why are errors in DNA replication so rare? What enzymatic activity, in addition to polymerization, is associated with DNA polymerase III and how does it reduce errors?
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