Simply stated, the number of chromosomes (the threadlike bodies within cells that contain the inheritance units called genes) in a normal watermelon plant is doubled by the use of the chemical colchicine. Doubling a normal (diploid) watermelon results in a tetraploid plant (one having four sets of chromosomes). When the tetraploid plant is bred back, or pollinated, by a diploid or normal plant, the resulting seed produces a triploid plant that is basically a "mule" of the plant kingdom, and it produces seedless watermelons. Seed of seedless varieties are available from most major seed companies.
2007-04-12 17:26:39
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answer #1
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answered by mikelakethesweetness 1
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It comes from the genetic engineering down with grafting and working out a strain of watermelon over time.
Obviously, you cannot save seed from a seedless watermelon. It comes from manipulating the chromosomes in one plant, then another, then another until you arrive at the desired product.
2007-04-16 20:47:14
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answer #2
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answered by Kerry 7
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Form seedless watermelon seeds, of course.
2007-04-16 16:20:05
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answer #3
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answered by slert1985 2
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I think they just harvest it at a young age before it has a chance to grow seeds? Makes sense to me....
Oh wait, take that back...maybe its a different type of watermelon plant. Like they have seedless and seeded grapes?
2007-04-13 00:26:49
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answer #4
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answered by xratedsugar 2
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usually any fruit or veg for that matter that is seedless. is cross pollinated by a different variety of the same plant...this cross pollination creates fruits... but in plant sexual reproduction.. there was lacking elements.... hence no seeds to continue with the line...
much like breeding a Horse and a Donkey... you get a "Mule"... and it is sterile.. ie no seeds..and is unable to reproduce..
2007-04-13 00:27:44
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answer #5
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answered by Boomer 2
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that is a kind of watermelon i think it comes that way
2007-04-13 00:26:32
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answer #6
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answered by Anonymous
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Its a hybred watermelon where they mess with its "DNA"
2007-04-13 00:30:29
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answer #7
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answered by lazerangel99 4
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*sigh* this has been asked soooo many times...http://answers.yahoo.com/search/search_result;_ylt=AlFYx89ye5zFBhYFaAFf1Rzpy6IX?p=seedless+watermelon
2007-04-13 00:26:39
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answer #8
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answered by Cheffy 5
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im not completely sure but i think that they use some chemical or so,thing and it grows that way
2007-04-16 21:14:29
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answer #9
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answered by insert name here 2
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its genitically modified, like seedles grapes and maderins
2007-04-13 00:29:57
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answer #10
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answered by Nickname © 2
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