The Mechanism of Creative Evolution

AABBCCDD agouti albino apomictical appear arise arisen bacteria bacteriophage bivalents body-cells carrying chromo chromosome complexes chromosome number chromosomes and genes conceptual mind creative evolution Crepis cross cultures cytological diploid diploid species dominant gene Drosophila melanogaster duplex eyes duplication Dutch experimental extra chromosome eye colour F₁ F₂ fertile fertilisation flowers gametes gene mutations genera genetical experiments genetical species genic genus germ-cells grade green groups haploid heredity hexaploid hybrid hybridisation individual inter-sexes large number Linnean species mated melanogaster Mendel's Mendelian molecules mother cell mutations natural selection NNPPSSTT nucleus number of chromosomes occur octoploid organisms original pairs of chromosomes pairs of genes parent peas pigment plants and animals Pleistocene polyploid species polyploid varieties produce pure rabbit races recessive recessive genes reduction division Rosa scute septet sets of chromosomes sex chromosomes showing somatic chromosomes sterile tetraploid translocations triploid wild X chromosome yellow دو