balbiani's rings
1Balbiani ring — The largest puffs seen on the polytene chromosomes of Diptera are called Balbiani rings after the nineteenth century microscopist who first described polytene chromosomes …
2Polytene chromosome — Polytene chromosomes in a Chironomus salivary gland cell …
3Rhynchosciara americana — Taxobox | name = Rhynchosciara americana image caption = adult fly regnum = Animalia phylum = Arthropoda subphylum = Hexapoda classis = Insecta subclassis = Pterygota infraclassis = Neoptera superordo = Endopterygota| ordo = Diptera familia =… …
4puffs — Expanded areas of a polytene chromosome. At these areas the chromatin becomes less condensed and the fibres unwind, though they remain continuous with the fibres in the chromosome axis. A puff usually involves unwinding at a single band, though… …
5Бальбиани кольца — * Бальбіяні кольцы * Balbiani rings гигантские пуфы на политенных хромосомах (см. ) слюнных желез личинок, наблюдаемые на протяжении большего периода личиночного развития. Б. к. в 4 й хромосоме хирономуса cамые большие и наиболее изученные.… …
