Related by context. Frequent words. (Click for all words.) 56 Scientists theorize 56 reproduce asexually 55 transgenes 54 diploid 54 unfertilized 54 fruiting bodies 53 clonal 53 gonadal 53 Bt toxin 53 fungal pathogen 53 symbiont 53 leafhoppers 53 genetic variability 52 asexual reproduction 52 sexual dimorphism 52 angiosperms 52 coevolution 51 Wolbachia 51 photoperiod 51 transgene 51 neural crest cells 51 diapause 50 parasitoids 50 Penicillium 50 asexually 50 haploid 50 herbivory 50 triploid 50 fruitfly 50 parasitic wasp 50 photosynthetic organisms 50 Bt gene 50 Xenopus 49 genetic alteration 49 nematode worms 49 MHC genes 49 refugia 49 nutrient uptake 49 teosinte 49 larval stages 49 Bt crops 49 genetically diverse 49 Aedes aegypti 49 germline 49 parasitized 49 overwintered 49 phenotype 49 anthers 49 P. vivax 49 multicellular 48 killifish 48 reproductively 48 waterhemp 48 symbiotic bacteria 48 morphologically 48 fertilize eggs 48 temperate regions 48 Evolutionary biologists 48 evolutionary adaptation 48 Powdery mildew 48 nonhuman primate 48 speciation 48 prokaryotes 48 Toxoplasma 48 symbionts 48 C. albicans 47 cutworm 47 acidic soils 47 nitrogen fixing 47 whitefly 47 genotypic 47 heritable 47 diatom 47 mycobacteria 47 chytrid 47 germ plasm 47 Th2 47 hardier 47 vertebrate animals 47 recessive genes 47 homologs 47 brome 47 tunicates 47 clades 47 superweeds 47 selectively bred 47 hunter gatherer societies 47 Anopheles 46 interbred 46 Fruit flies 46 malarial parasite 46 heterosis 46 monocultures 46 hybridisation 46 transgenic 46 forbs 46 hermaphroditic 46 simian immunodeficiency virus 46 Anopheles gambiae 46 maternal antibodies 46 Argentine ants