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  1. .... Imprinting refers to the mono-allelic expression of particular genes from only one of the allele either of paternal or maternal origin. In other words, if both copies of chromosome are from sperm, ...

    分類:科學及數學 > 生物學 2009年02月08日

  2. ...the respiratory rate, but this serves only to wash out more oxygen and will result in loss of consciousness of that particular man due to respiratory alkalosis. Eventually the person will die due...

    分類:科學及數學 > 生物學 2011年12月12日

  3. Endemism describes species that are native to a particular geographic area or continent. Examples of endemism in Australia are the koala and the red kangaroo, both of which are...

    分類:科學及數學 > 生物學 2006年12月13日

  4. ...no colour because it is actually a hole but not particular tissue. Function of pupil is to let light pass...pupil and actually the colour of retina. Retina in black minimize the light reflection in the eyeball and thus not ...

    分類:科學及數學 > 生物學 2007年09月22日

  5. ... cell sub-type that are formed following primary infection. In wake of first (primary response) infection involving a particular antigen, the responding naїve (ones which have never been ...

    分類:科學及數學 > 生物學 2007年05月29日

  6. ...determine the probability (or ratio) of an offspring having a particular genotype. It is made by comparing... one maternal allele with one paternal allele. In this example, both organisms have the genotype Bb...

    分類:科學及數學 > 生物學 2007年11月17日

  7. .... Digestion of the food can take a long time in sharks, particularly in the cold-blooded species. The food moves from the mouth...

    分類:科學及數學 > 生物學 2006年11月28日

  8. ...a divorcee or whatever suits the whims of a particular hospital physician staff. We shouldn't allow America's elite to decide who gets what in health and other areas of our lives...

    分類:科學及數學 > 生物學 2007年05月11日

  9. ... with genes from other species. Heterozygous: a genotype in which the two copies of the gene that determine a particular trait are different alleles. Check out hybrid for similar explanation...

    分類:科學及數學 > 生物學 2007年03月12日

  10. ...moisture, heat, and/or light, also some species of seed have particular needs such as the heat of a fire (e.g., many Australian native plants), or soaking in a body of water for a long period of time. When a mature...

    分類:科學及數學 > 生物學 2007年04月30日