|1.||metaphase anaphase See also telophase the first stage of mitosis, during which the nuclear membrane disappears and the nuclear material resolves itself into chromosomes|
|2.||the first stage of meiosis, divided into leptotene, zygotene, pachytene, diplotene, and diakinesis phases|
|a substance or preparation capable of inducing mutation.|
|one cell (mother cell) grows and divides to produce two daughter cells|
prophase pro·phase (prō'fāz')
The first stage of meiosis, during which the DNA replicates, homologous chromosomes undergo synapsis, chiasmata form, and the chromosomes contract.
|prophase (prō'fāz') Pronunciation Key