Lec28 04_02_08 Microbes - Lecture 28. The microbial world...

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Lecture 28. The microbial world April 2, 2008 See Chapter 18 in Cheung, Fundamental Concepts in Biology Outline Reproductive strategies Prokaryotes and eukaryotes The three domains of life The importance of microbes to humans Diseases, cleaning up, and industry
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Surrogate mothers Surrogate mothers >1000 per year $20,000 - $25,000 payment Concerns: Tampering with the miracle of life? Gestational prostitution? Baby brokering? Legal issues Banned in Europe Only legal in some states Practical issues Whose baby is it? Surrogate’s lifestyle Attachment issues http://www.newsweek.com/id/129594
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Parasitic wasp Searching for a surrogate mother Wasp deposits egg inside catepillar Young develop in caterpillars Eat tissues Absorb blood (hemolymph) Emerge through body wall Pupate Wasps used for biological control
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Cabbage White Caterpillar Wasp Another way to provide for young
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Adaptations to living on land Most embryos develop in water Water is buoyant Embryo is essentially weightless Reduces physical strain Insects Solid eggs Land dwelling vertebrates Reptiles, birds, mammals, some frogs Fluid-filled space
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This note was uploaded on 05/01/2008 for the course BSC 1005 taught by Professor Brist during the Spring '08 term at University of Central Florida.

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Lec28 04_02_08 Microbes - Lecture 28. The microbial world...

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