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<channel>
	<title>Poukosciencia</title>
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	<link>http://poukosciencia.wordpress.com</link>
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	<lastBuildDate>Thu, 29 Nov 2007 13:40:02 +0000</lastBuildDate>
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		<title>Poukosciencia</title>
		<link>http://poukosciencia.wordpress.com</link>
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	<atom:link rel="search" type="application/opensearchdescription+xml" href="http://poukosciencia.wordpress.com/osd.xml" title="Poukosciencia" />
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		<item>
		<title>O repouso do &#8220;urso&#8221;</title>
		<link>http://poukosciencia.wordpress.com/2007/11/29/o-repouso-do-urso/</link>
		<comments>http://poukosciencia.wordpress.com/2007/11/29/o-repouso-do-urso/#comments</comments>
		<pubDate>Thu, 29 Nov 2007 13:40:02 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[sem Ciência]]></category>

		<guid isPermaLink="false">http://poukosciencia.wordpress.com/2007/11/29/o-repouso-do-urso/</guid>
		<description><![CDATA[Estou no terminus do curso adicionando a isso tenho passado muito tempo doente devido a problemas respiratórios por isso é com muito pena minha que tanto este como os blogs que mantenho têm estado adormecidos peço desculpa para quem me acompanha mas neste momento existe prioridades na minha vida e não dá para fazer tudo [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=58&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<p>Estou no terminus do curso adicionando a isso tenho passado muito tempo doente devido a problemas respiratórios por isso é com muito pena minha que tanto este como os blogs que mantenho têm estado adormecidos peço desculpa para quem me acompanha mas neste momento existe prioridades na minha vida e não dá para fazer tudo por muito que me esforce.</p>
<p>Vou tentar voltar em Janeiro revigorado  em com força para arrancar com o projecto que tanto gozo me deu começar e certamente me vai dar mais alegrias tanto a nível de questões levantadas  tanto em  comentários de incentivo  a quem me tem acompanhado durante todo este tempo que o blog tem estado on só espero que aguarde mais um pouco até que eu consiga por ordem na minha vida.</p>
<p>Qualquer coisa podem mandar para o email:rgquarkup @gmail.com ( sem espaço)</p>
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		<slash:comments>0</slash:comments>
	
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			<media:title type="html">rgquarkup</media:title>
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		<item>
		<title>Internet</title>
		<link>http://poukosciencia.wordpress.com/2007/03/23/internet/</link>
		<comments>http://poukosciencia.wordpress.com/2007/03/23/internet/#comments</comments>
		<pubDate>Fri, 23 Mar 2007 19:37:06 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[dúvidas]]></category>

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		<description><![CDATA[Deixo-vos a seguinte pergunta  &#8216; Como é que a internet influencia a Sociedade , quais as suas vantagens e desvantagens?&#8217;<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=57&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<p>Deixo-vos a seguinte pergunta  &#8216; Como é que a internet influencia a Sociedade , quais as suas vantagens e desvantagens?&#8217;</p>
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			<media:title type="html">rgquarkup</media:title>
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	</item>
		<item>
		<title>Cobra morde sapo venenoso e depois usa seu veneno</title>
		<link>http://poukosciencia.wordpress.com/2007/03/07/cobra-morde-sapo-venenoso-e-depois-usa-seu-veneno/</link>
		<comments>http://poukosciencia.wordpress.com/2007/03/07/cobra-morde-sapo-venenoso-e-depois-usa-seu-veneno/#comments</comments>
		<pubDate>Wed, 07 Mar 2007 18:14:15 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[Biologia]]></category>
		<category><![CDATA[ciência-curtas]]></category>

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		<description><![CDATA[Achei esta noticia na Scientific American do Brasil e achei o link interessante , se puderem dêem uma espreitadela. O link está aqui (depois digam o que acharam do artigo ) (Scientific American Brasil adicionada na secção links.) editado: Como o link não vai directamente para lá aqui está o texto que eu tinha referido [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=56&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<p>Achei esta noticia na Scientific American do Brasil e achei o link interessante , se puderem dêem uma espreitadela<strong>.</strong></p>
<p><a href="http://www2.uol.com.br/sciam/">O link está aqui </a></p>
<p>(depois digam o que acharam do artigo )</p>
<p>(Scientific American  Brasil adicionada na secção links.)</p>
<p>editado:<br />
Como o link não vai directamente para lá aqui está o texto que eu tinha referido no post</p>
<blockquote>
<blockquote><p>Réptil armazena repelente nocivo a predadores ao consumir sapos venenososPor JR Minkel</p>
<p>Parece coisa de videogame. Uma cobra armazena toxinas ao morder um sapo venenoso e usa o veneno como defesa contra falcões e outros predadores. É exatamente isso, entretanto, que pesquisadores dizem que faz a cobra asiática Rhabdophis tigrinus, com base em estudos sobre o fluido glandular de cobras filhotes e adultas de duas ilhas japonesas.</p>
<p>Algumas R. tigrinus levam consigo toxinas chamadas bufadienolídeos em suas glândulas nucais, bolsas localizadas sob uma saliência da pele na parte de cima do pescoço, expondo a protuberância venenosa a um antagonista. Os arranhões e bicadas de falcões e outros predadores muitas vezes ferem a pele e liberam o veneno, que pode cegar os agressores da cobra, diz a herpetologista Deborah Hutchinson, da Universidade Old Dominion em Norfolk, Virgínia. &#8220;Ele pode não matar o predador, mas é suficiente para detê-lo&#8221;, diz.</p>
<p>Há alguns anos, com base nos hábitos defensivos dessas cobras em diferentes ilhas, pesquisadores japoneses sugeriram que a R. tigrinus adquiria sua toxina de sapos. A apropriação do veneno de terceiros não é um evento inédito. A borboleta monarca é famosa por coletar seu veneno de insetos que se alimentam de plantas que secretam látex, e certos sapos de cores vivas obtêm toxinas com os acarinos, mas Hutchinson diz que casos como esses em vertebrados são raros.</p>
<p>Para descobrir se os sapos realmente eram a fonte do veneno da cobra, Hutchinson e seus colegas alimentaram filhotes de R. tigrinus com uma dieta de sapos ou peixes. A maioria das cobras jovens continha pouco ou nenhum veneno nas glândulas nucais ao nascer. Entretanto, elas acumulavam toxina rapidamente com apenas alguns dias de alimentação com base no sapo venenoso Bufo quercicus, relataram os pesquisadores em artigo publicado online em 29 de janeiro na Proceedings of the National Academy of Sciences USA.</p>
<p>A descoberta é consistente com outra observação importante do grupo: as cobras da ilha de Kinkazan (que não tem sapos) não levam em suas glândulas nucais bufadienolídeos, enquanto as da ilha de Ishima, repleta de sapos, têm bastante veneno.</p>
<p>Hutchinson diz que as cobras podem ter dificuldade em desenvolver uma forma mais sofisticada de secretar sua toxina. As glândulas nucais vêm de uma camada embrionária diferente de outras glândulas da pele dos vertebrados, que em geral sintetizam seu próprio fluido e têm dutos para emiti-los, afirma ela. As cobras, porém, não parecem reclamar de suas glândulas peculiares. &#8220;Elas funcionam muito bem assim mesmo&#8221;, diz ela.</p></blockquote>
</blockquote>
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		<slash:comments>1</slash:comments>
	
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			<media:title type="html">rgquarkup</media:title>
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		<title>Já cá estou no wordpress ;)</title>
		<link>http://poukosciencia.wordpress.com/2007/03/03/ja-ca-estou-no-wordpress/</link>
		<comments>http://poukosciencia.wordpress.com/2007/03/03/ja-ca-estou-no-wordpress/#comments</comments>
		<pubDate>Sat, 03 Mar 2007 18:58:45 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

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		<description><![CDATA[Ainda não está tudo como eu quero , mas não deve faltar muito . Espero que  gostem da minha nova casa<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=51&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<p>Ainda não está tudo como eu quero , mas não deve faltar muito .</p>
<p>Espero que  gostem da minha nova casa</p>
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		<slash:comments>3</slash:comments>
	
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			<media:title type="html">rgquarkup</media:title>
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		<item>
		<title>Hello world!</title>
		<link>http://poukosciencia.wordpress.com/2007/03/03/hello-world/</link>
		<comments>http://poukosciencia.wordpress.com/2007/03/03/hello-world/#comments</comments>
		<pubDate>Sat, 03 Mar 2007 18:15:36 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false"></guid>
		<description><![CDATA[Welcome to WordPress.com. This is your first post. Edit or delete it and start blogging!<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=1&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<p>Welcome to <a href="http://wordpress.com/">WordPress.com</a>. This is your first post. Edit or delete it and start blogging!</p>
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			<media:title type="html">rgquarkup</media:title>
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		<item>
		<title>Black Hole Selective</title>
		<link>http://poukosciencia.wordpress.com/2007/02/09/black-hole-selective/</link>
		<comments>http://poukosciencia.wordpress.com/2007/02/09/black-hole-selective/#comments</comments>
		<pubDate>Fri, 09 Feb 2007 15:49:00 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[ciência-curtas]]></category>

		<guid isPermaLink="false">http://poukosciencia.wordpress.com/2007/02/09/black-hole-selective/</guid>
		<description><![CDATA[Este é o nome do novo blog que estou a iniciar , um intuito dele , é por agora colocar links sobre Ciência . Black hole selective<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=49&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<p>Este é o nome do novo blog que estou a iniciar , um intuito dele , é por agora colocar links sobre Ciência .</p>
<p><a href="http://blackholeselective.wordpress.com">Black hole selective </a></p>
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		<slash:comments>2</slash:comments>
	
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			<media:title type="html">rgquarkup</media:title>
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	</item>
		<item>
		<title>Bioética &#8211; o inicio</title>
		<link>http://poukosciencia.wordpress.com/2007/02/08/bioetica-o-inicio/</link>
		<comments>http://poukosciencia.wordpress.com/2007/02/08/bioetica-o-inicio/#comments</comments>
		<pubDate>Thu, 08 Feb 2007 23:01:00 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[Bioética]]></category>

		<guid isPermaLink="false">http://poukosciencia.wordpress.com/2007/02/08/bioetica-o-inicio/</guid>
		<description><![CDATA[O pai da Bioética poderá ser considerado Hipócrates , que com o seu juramento dizia que &#8211; a acção sempre e somente direccionada para o benefício do doente.Existem vários factores que desencadearam um reformulação da Bioética durante o último século, das quais passo a citar: experimentação abusiva em humanos , utilização de novas tecnologias , [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=48&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<div style="text-align:justify;">    O pai da Bioética poderá ser considerado Hipócrates , que com o seu juramento  dizia que &#8211; a acção sempre e somente direccionada para o benefício do doente.<br />Existem vários factores que desencadearam um reformulação da Bioética durante o último século, das quais passo a citar:  experimentação abusiva em humanos , utilização de novas tecnologias , insuficiência dis referenciais éticos tradicionais .<br />    Na experimentação abusiva em Humanos por exemplo durante a 2ª guerra Mundial , em Judeus, nos  tenebrosos campos de concentração . Em experiências usadas em grupos excluídos socialmente , outro exemplo de abuso em Humanos foi a necessidade de introduzir ensaios farmacológicos.<br />    Com o surgimento de novas tecnologias  actualmente é possível : manter vivo um recém  nascido  com diversos  problemas , manter vivos doentes em fim de vida;  fazer transplantes de inúmeros órgãos , acabar com os problemas de infertilidade , realizar diagnósticos pré-natais , recorrer a terapias genéticas .</div>
<p><span style="color:rgb(255, 102, 102);font-size:130%;"><br />Que critérios usar na utilização destes meios ?  (gostava que dessem a vossa opinião )</p>
<p></span></p>
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		<slash:comments>0</slash:comments>
	
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			<media:title type="html">rgquarkup</media:title>
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		<item>
		<title>testando latex</title>
		<link>http://poukosciencia.wordpress.com/2007/02/04/testando-latex/</link>
		<comments>http://poukosciencia.wordpress.com/2007/02/04/testando-latex/#comments</comments>
		<pubDate>Sun, 04 Feb 2007 17:37:00 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

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		<slash:comments>7</slash:comments>
	
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			<media:title type="html">rgquarkup</media:title>
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		<item>
		<title>Bom ano para todos</title>
		<link>http://poukosciencia.wordpress.com/2006/12/31/bom-ano-para-todos/</link>
		<comments>http://poukosciencia.wordpress.com/2006/12/31/bom-ano-para-todos/#comments</comments>
		<pubDate>Sun, 31 Dec 2006 15:58:00 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[sem Ciência]]></category>

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		<description><![CDATA[<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=45&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<p><a href="http://bp3.blogger.com/_c_kuYcZ5ceU/RZfeXtiUdJI/AAAAAAAAAAk/Qi5ltgruR0Q/s1600-h/porquinho+ano+novo.jpg"><img style="display:block;text-align:center;cursor:hand;margin:0 auto 10px;" src="http://bp3.blogger.com/_c_kuYcZ5ceU/RZfeXtiUdJI/AAAAAAAAAAk/Qi5ltgruR0Q/s320/porquinho+ano+novo.jpg" border="0" /></a></p>
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		<slash:comments>1</slash:comments>
	
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	</item>
		<item>
		<title>Evolucionismo vs Criacionismo</title>
		<link>http://poukosciencia.wordpress.com/2006/12/18/evolucionismo-vs-criacionismo/</link>
		<comments>http://poukosciencia.wordpress.com/2006/12/18/evolucionismo-vs-criacionismo/#comments</comments>
		<pubDate>Mon, 18 Dec 2006 16:40:00 +0000</pubDate>
		<dc:creator>rgquarkup</dc:creator>
				<category><![CDATA[Biologia]]></category>
		<category><![CDATA[Science Videos]]></category>

		<guid isPermaLink="false">http://poukosciencia.wordpress.com/2006/12/18/evolucionismo-vs-criacionismo/</guid>
		<description><![CDATA[Este video põe frente a frente duas correntes de como surgiu a vida , o Evoluccionismo e o Criacionismo<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=44&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
			<content:encoded><![CDATA[<p>Este video  põe frente  a frente    duas  correntes   de como  surgiu a vida  , o  Evoluccionismo   e  o Criacionismo </p>
<br /><img alt="" border="0" src="http://feeds.wordpress.com/1.0/categories/poukosciencia.wordpress.com/44/" /> <img alt="" border="0" src="http://feeds.wordpress.com/1.0/tags/poukosciencia.wordpress.com/44/" /> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/gocomments/poukosciencia.wordpress.com/44/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/comments/poukosciencia.wordpress.com/44/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/godelicious/poukosciencia.wordpress.com/44/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/delicious/poukosciencia.wordpress.com/44/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/gofacebook/poukosciencia.wordpress.com/44/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/facebook/poukosciencia.wordpress.com/44/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/gotwitter/poukosciencia.wordpress.com/44/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/twitter/poukosciencia.wordpress.com/44/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/gostumble/poukosciencia.wordpress.com/44/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/stumble/poukosciencia.wordpress.com/44/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/godigg/poukosciencia.wordpress.com/44/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/digg/poukosciencia.wordpress.com/44/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/goreddit/poukosciencia.wordpress.com/44/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/reddit/poukosciencia.wordpress.com/44/" /></a> <img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=poukosciencia.wordpress.com&amp;blog=837616&amp;post=44&amp;subd=poukosciencia&amp;ref=&amp;feed=1" width="1" height="1" />]]></content:encoded>
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