In all animal cells and in some plants like fungi and ... The nucleus and the nuclear membrane begin to disintegrate in the late prophase. - The pairs of chromosomes align themselves in such ...

A COMPLEX, linear structure along the axis of certain meiotic prophase chromosomes has been observed in several animal spermatocytes ... of ascites tumour cells, in which an axial structure ...

Most of the time, when a cell in our bodies divides, each new cell carries a complete set of chromosomes. The cells involved with human reproduction, however, carry only half after division occurs.