query: If evolution is true, how do all organisms have varying amount of chromosomes?
positive_passages.docid: 23474
positive_passages.text: How can the number of genes increase through evolution?
negative_passages.docid: 145542
negative_passages.text: Why Is Most Life Symmetrical Externally But Not Internally?
negative_passages.docid: 4169
negative_passages.text: Why do eukaryotic organisms have introns in their DNA?
negative_passages.docid: 44716
negative_passages.text: How do you breed animals?
negative_passages.docid: 106115
negative_passages.text: Why doesn't recombination occur in male Drosophila?
negative_passages.docid: 117893
negative_passages.text: Have there been any theories put forward as to the reasons behind Temperature-Dependant Sex Determination in reptiles?
negative_passages.docid: 64420
negative_passages.text: Does a fully-resolved phylogenetic tree have to be dichotomous?
negative_passages.docid: 20470
negative_passages.text: Why do different humans look different?
negative_passages.docid: 63202
negative_passages.text: Why would a single celled organism evolve to be multi-celled?
negative_passages.docid: 83055
negative_passages.text: How do berry mutations work?
negative_passages.docid: 99614
negative_passages.text: About embryonic and genetic evidence of evolution?
negative_passages.docid: 156363
negative_passages.text: Regarding the kingdom Animalia, which phylogenic tree is more common: Molecular Comparisons or Body-Plan Grades
negative_passages.docid: 152731
negative_passages.text: Rate of Evolution of population of long lived individuals
negative_passages.docid: 10166
negative_passages.text: How does Natural Selection shape Genetic Variation?
negative_passages.docid: 13290
negative_passages.text: why is DNA antiparallel? Can it be parallel?
negative_passages.docid: 13675
negative_passages.text: Human Evolution in Modern Times
negative_passages.docid: 15250
negative_passages.text: Why do some bad traits evolve, and good ones don't?