ABBGuiding+Questions+for+Reading4 - loss? 3. We inherit...

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Guiding Questions for Reading 4: Why bacteria are simple (Lane) Prepare a synopsis of the article (typed, double-spaced, < 500 words). Within the synopsis, answer the following questions. This synopsis is due at the beginning of discussion. 1. What pressures encourage bacteria to reduce the number of genes that they retain? 2. Why don’t valuable genes disappear permanently due to this tendency toward gene
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Unformatted text preview: loss? 3. We inherit genes vertically, from our parents. What do biologists mean when they say that variation in bacteria is caused by lateral gene transfer (in contrast to variation in humans that arises during vertical gene transfer)? 4. How can energetic constraints help explain why bacteria have remained simple?...
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