American Journal of Botany, Vol. 28, No. 8 (Oct., 1941), pp. 713-722 (10 pages) The first microspore division in many seed plants differs from the usual type of mitosis in that: (1) the prophase ...
This is a preview. Log in through your library . Abstract Using microfluorimetry the variations in the level of insoluble RNA in the nucleolus, nucleus and cytoplasm, have been followed during meiosis ...