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3 × hydathode 3 × stomatal transpiration 3 × critical day length 3 × lateral meristem 3 × conidiophore 3 × generative-cell 3 × lac-operon 3 × trp-repressor 3 × tryptophan-repressor 3 × fiddlehead 3 × netted-venation 3 × oxidative-phosphorylation 3 × c4-cycle 3 × c3-cycle 3 × carboxylation 3 × callus 3 × apomixis 3 × bark 3 × mrna 3 × internode 3 × angiosperms 3 × actin 3 × movement-and-support-in-humans 3 × heartwood 3 × seed 3 × cancer 2 × cell structure and function 2 × sexual reproduction in flowering plants 2 × mycoplasmas 2 × pituitary gland 2 × dna polymerase 2 × polymerase chain reaction 2 × pure line selection 2 × heterosis 2 × cybrid 2 × lactic acid 2 × vacuolar membrane 2 × florigen 2 × scarification 2 × apical meristem 2 × sorus 2 × lac-repressor 2 × discovery-of-dna 2 × triple-fusion 2 × plasmid-dna 2 × gemmae 2 × sporangium 2 × petal 2 × kerbs-cycle 2 × c3-pathway 2 × angiosperm 2 × zygospore 2 × epiglottis 2 × emasculation 2 × isogamy 2 × cdna 2 × endonuclease 2 × neurotransmitter 2 × flowers-fruits-seeds 2 × common-diseases-in-human