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#61
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#62
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There are plenty of distinct middle grounds between "overuse of antobacterial soap and antibiotic medicine" and "lets pick our butts and then prepare unrefrigerated chicken." | |||
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#63
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so, basically, eat better and exercise in order to be potentially healthier. but we could lose train wrecks like honey boo boo, whatever that obese family's show was, to entertain us. damn this dilemma in the great u s of a.
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#64
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EBT card system breaks down, shows no limit. People on foodstamps raid Walmart.
http://youtu.be/kwU6XrkbhLg | ||
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#65
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yea those people are screwed
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#66
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The fitness (measured by the relative ability to produce offspring who in turn are capable of reproduction) of an individual human being in the US is largely independent of gene function, as long as certain minimal threshold activities are reach. You can run really fast? Good for you, but tubby McLardFat over there can probably match you on grandchildren (even if we won't live to actually meet them).
Imagine a world where Darwinian selection on us is strong. If you're not optimally athletic or clever, or you're the wrong size or shape or color, you die. Under these conditions, we would all end up pretty damn similar, since certain phenotypes (and the small number of corresponding genotypes) would be necessary for survival. Genetic polymorphism is a predictable consequence of relaxing Darwinian selection. We're still left with a basic set of purifying selections: if your DNA polymerase has a destabilizing mutation, you're fucked at the cellular level. However, even these are significantly relaxed. I'll elaborate. Fitness benefits for the fastest runner is an example of Darwinian selection. Fitness penalties for those who can't walk but no noticeable fitness benefit beyond a minimum walking speed is an example of a purifying selection. We live in an age of wheelchairs. It's important to note that this genetic polymorphism is ESSENTIAL to surviving future, unpredictable Darwinian selections. Maybe cyborgs will rise up and kill anyone not in a wheelchair. It's been empirically demonstrated that neutral drift (that is, genetic polymorphism that results from relaxed Darwinian selection) increases the frequency of adaptive mutations within a population compared to constant Darwinian selection. | ||
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#67
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#68
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What's interesting is how some healthcare companies think. Assuming no reproductive intervention, a company that provides a treatment that allows an individual to reproduce (when they otherwise would have died, removing their genome from the subsequent generation) can look forward to more individuals that will need to use their product in the subsequent generation. This is why it is rare to see a for profit organization spending research dollars on cures rather than treatments. Treatments are long-term cash cows. But how can public dollars/insurance afford to keep treating everyone generation after generation as we further pollute our gene pool? | |||
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#69
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yellowstone gonna go boom
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#70
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Your idea that drug companies are selectively breeding customers has little merit. First, any disease that predominantly kills people beyond the age of 40 has little effect on fitness, and that's pretty much every lethal disease that drug companies care about. Second, drug companies don't reap the benefits of a next generation of customers because patents don't last that long. Third, 'cures' to noncommunicable diseases can be extremely lucrative. All cancer 'treatments' ARE 'cures' that attempt to kill the cancer, ending the threat of the disease. It's just really, really difficult to do. We're not 'polluting our gene pool'. We're diversifying it, and that is an essential strategy to avoid extinction. There's very strong evidence that the health problems in our country aren't genetic. For one, the same health problems begin to appear in areas of the world that are introduced to our processed food. | |||
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