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  1. The theory behind the Y chromosome die-off is centered solely on the fact that the sex chromosome is the only...

    3 Answers · Science & Mathematics · 23/07/2008

  2. ...the more likely that trait is to completely disappear. Traits can completely die off, but it is a rare occurrance, especially when the gene doesn't give a survival...

    5 Answers · Science & Mathematics · 07/01/2008

  3. ... can cause the stream to dry off and hence organisms in the stream die off. Temperature variations affects streams and...

    2 Answers · Science & Mathematics · 01/11/2008

  4. ... prorgammed to die, for a wide variety of reasons. if cells never died off, and new cells continued to form... well that's what cancer ...

    1 Answers · Science & Mathematics · 26/07/2008

  5. My guess is we will all die off long before we have a chance to evolve, as there are so many ways that all life can get wiped off the face of the earth (natural and non-natural).

    7 Answers · Science & Mathematics · 23/12/2006

  6. If cells don't go through the cell cycle faster than they die off then cells wont be replaced. If dead cells aren't readily replaced with new ones the organism will eventually die

    2 Answers · Science & Mathematics · 24/09/2012

  7. ... died, and a lot of other factors. If a species dies off because another species fits the niche the dead species ...

    12 Answers · Science & Mathematics · 03/11/2007

  8. Scientists have only just discovered in the last year that giant camels ever existed. They have not yet theorized what killed them off. They don't even know when they became extinct, just that they were alive about 100...

    9 Answers · Science & Mathematics · 17/10/2006

  9. Plants establish populations before animals became terrestrial. They adapted to harsh conditions without predators. When predators did arrive they already had large populations of...

    3 Answers · Science & Mathematics · 22/06/2012

  10. nothing it would be the same.

    8 Answers · Science & Mathematics · 29/11/2009

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