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2008-08-20 Zoology - Animal Mating behavior: Hi pierre When you say animals I suppose that you are referring to vertebrates. The estrous cycle (heat ) occurs in all placental mammals except humans who instead have a menstrual cycle. Most other...
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2008-08-20 Biology - sleep: Dear Mike, The short answer is that during sleep, the neurotransmitter activity of the body changes so that muscular movement is not possible. Here's a brief explanation from our old pal, Wikipedia:...
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2008-08-20 Pathology - low monocytes: Hello Shelcy: If this was a routine checkup and you are otherwise healthy there is no cause for concern. The monocytes normal value is a range decided after averaging values from a normal set of...
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2008-08-20 Biology - Human cells: Hello again, Diana: The 24 hour rule is not cast in stone, I'm just saying that cells die very quickly outside the body if they are not given protection. As for the lack of oxygen, cells in the laboratory...
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2008-08-19 Biology - CD200: RA and CD 200 Hi Kieran: Thanks for your question. For me to answer fully, you need to do some reading in immunology. I don’t know how much you’ve already learned, but below are some online immunology...
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