Cytology and CytogeneticsPrentice-Hall, 1957 - 596 pagine |
Sommario
INTRODUCTION | 1 |
THE GENERALIZED CELL | 14 |
GOLGI MATERIAL | 41 |
Copyright | |
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Parole e frasi comuni
aberrations alleles anaphase animals apomictic apomixis appear autosomes basic number behavior bivalents breakage cell division centric centromere chemical chiasma chiasmata chro chromatids chromo chromomeres chromosome number coiling complex crossing crossover cytological cytoplasm deletions determined differentiation diploid dose Drosophila duplication effect embryo euchromatin evolution evolutionary female fertilization formation frequency function fusion gametes genes genetic genic genomes genotype genus groups haploid heterochromatin homologous hybrid indicated induced interphase inversions involved ionizing karyotype known length lethals linkage loci locus maize male mechanism meiosis meiotic melanogaster metaphase microspores mitosis mitotic mutagens mutations normal nuclear nucleic acid nucleus occur organisms origin pairing parthenogenesis percent phenotype plants pole pollen polyploidy produce prophase protein radiation ratio recombination region result ring roottip segment segregation sexual similar single somatic species sperm spermatocytes spindle Stebbins structure studies suggests Swanson synapsis telophase tetraploid tion tissues Tradescantia translocation triploid X-chromosome x-rays