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In this way the bacteria communicate with each other resistance genes for each newly discovered medical antibiotic. Without sex bacteria it would take thousands of years to consistently acquire all the mutations that protect them from several antibiotics. Because of the sex they can acquire these mutations independently and then share "achievements."SexEvolyutsiya puts on selfishExplanations of the usefulness of sex for survival of the species considered to be sufficient until 1962, when the British zoologist VaynEdvards began debate on the essence of Darwinism with the American biologist George Williams. Edwards believed that evolution selects types, and Williams was convinced (and could prove) that evolution selects individuals, selfish. According to Williams, the hare in the forest does not compete with the wolf and the hare to another. If one rabbit will run slightly faster than the other rabbit, it is the other rabbit is eaten by the wolf, thus ensuring evolutionary victory. The coordinator satisfied himself that they well placed and settled and left us to do our duty and to make them as comfortable possible for the duration of their stay in the UK.Helen bid them to follow her up the stairs and I took on the role of porter as I struggled to take their bags to the rooms she had allocated. It took me two or three trips and each time I got to the top of the stairs I could hear giggling and joking going on between them. I wasn’t sure what they might have said or had been talking about to cause such merriment. Perhaps it was something about who was going to share the twin bed room and who was to have the room with only the one bed. Nothing to do with me I decided.We spent that first evening by providing them with a meal that was most appreciated and they began to relax and recover from the ordeal of their long journey from their Caribbean home. They told us about their lives and situations back in Barbados and as the evening wore on we became very at ease with.
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