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Polyploid

(genetics) an organism or cell having more than twice the haploid number of chromosomes.Of a cell or organism having more than twice the haploid number of chromosomes; a polyploid cell; a polyploid species.Organisms that possess two sets of each chromosome. For instance, a human has twenty three pairs of chromosomes, the pair meaning that humans are diploid. This doubles our chromosome compliment to forty six.

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Re: Natural selection is proven wrong

... hybridization can be more difficult. Horses and donkeys normally give birth to a sterile mule but on rare occasions a fertile mule is born. Polyploid Speciation (immediate) Polyploid speciation is the result of all chromosomes doubling, tripling or more in number. With twice or more of everything ...

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by GaryGaulin
Tue Sep 01, 2009 3:00 am
 
Forum: Evolution
Topic: Natural selection is proven wrong
Replies: 177
Views: 16282

Re: Any SOLID arguments against evolution?

... easy. In animals can be more difficult. Horses and donkeys normally give birth to a sterile mule but on rare occasions a fertile mule is born. Polyploid Speciation Polyploid speciation is the result of chromosome count (information content) doubling, tripling or more. With twice or more of ...

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by GaryGaulin
Sat May 30, 2009 5:24 am
 
Forum: Evolution
Topic: Any SOLID arguments against evolution?
Replies: 106
Views: 16665

New Home/Classroom Fruit Fly Speciation Experiment

... I suspect it might be missing a (genome produced) speciation type in addition to the current four (behavioral, chromosomal, hybridization, polyploid). From: http://theoryofid.blogspot.com/ Speciation Speciation is a process where a population so much changes in design from the population ...

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by GaryGaulin
Fri May 15, 2009 1:55 am
 
Forum: Evolution
Topic: New Home/Classroom Fruit Fly Speciation Experiment
Replies: 0
Views: 1424

Can you use mtDNA to...

... would be enough, I don't know. You may need more nuclear information to be able to identify individual fathers. I know that many amphibians are polyploid. Do you know the ploidy level of your species? Are these egg masses from one pond/lake, drainage sytem, state? What is important is if you ...

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by wbla3335
Wed Apr 29, 2009 12:54 pm
 
Forum: Genetics
Topic: Can you use mtDNA to...
Replies: 12
Views: 1479

Natural selection is proven wrong

... reproduced circles. There's plenty of weird stuff happening in the genomes of species. Sometimes entire genomes get duplicated, leading to polyploid organisms (we are diploid). When a gene is duplicated, you now have two copies of the same gene, so the copy is not actually needed. If a ...

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by wbla3335
Sun Apr 26, 2009 8:17 am
 
Forum: Evolution
Topic: Natural selection is proven wrong
Replies: 177
Views: 16282
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