Diplotene - Definition and Examples - Biology Online Dictionary
2022年6月9日 · Diplotene. The late stage of prophase I of meiosis I in which homologous chromosome pairs begin to separate and move away from one another except at chiasmata. Meiosis is form of cell division that gives rise to genetically diverse sex cells or gametes.
What is Diplotene? - BYJU'S
Diplotene is the fourth stage of meiosis prophase-1 (a five-stage process). It is preceded by the crossing over in the pachytene stage. Diplotene stage is characterized by desynapsis and chiasmata formation.
Meiosis - Wikipedia
In Diplotene (D), it disassembles revealing chiasmata. CREST marks the centromeres. Schematic of the synaptonemal complex at different stages of prophase I and the chromosomes arranged as a linear array of loops.
2.3: Meiosis - Biology LibreTexts
2023年6月20日 · In meiosis, Prophase I is divided up into five visual stages, that are steps along a continuum of events. Leptotene, zygotene, pachytene, diplotene and diakinesis. From interphase, a cell enters as the nuclear material begins to condense into long visible threads (chromosomes).
What is Meiosis? | Stages of Meiosis | Importance of Meiosis
Diplotene. In this phase, the separation of the homologous chromosomes is starting but they remain attached through the chiasmata. The word “diplo” in diplotene means “double“. Diakinesis
Diplotene Definition & Meaning - Merriam-Webster
The meaning of DIPLOTENE is a stage of meiotic prophase which follows the pachytene and during which the paired homologous chromosomes begin to separate and chiasmata become visible.
7.7: Meiosis - Biology LibreTexts
2020年12月31日 · Mitosis of a diploid cell (2n) produces two diploid daughter cells. If two diploid cells went on to participate in sexual reproduction, their fusion would produce a tetraploid (4n) zygote. The solution for this problem is Meiosis.
9.8: Meiosis - Biology LibreTexts
2021年8月16日 · The recombination is initiated in pachytene and completes in diplotene, at which time the synaptonemal complex breaks down. As the chromatids begin to separate, chias- mata become apparent at some of the recombination sites.
Understanding Diplotene: The Fourth Stage of Meiosis Prophase-1
2023年7月31日 · Diplotene, also known as the fourth phase of prophase-1 in meiosis, is a critical step in the process of cell division. This phase follows the pachytene stage, where genetic material is exchanged between homologous chromosomes during a …
Meiosis 1 - The Different Phases of Meiosis 1 Cell Division - BYJU'S
Diplotene marks the dissolution of the synaptonemal complex and separation of the homologous chromosomes of the bivalents except at the sites of cross-over. The X-shaped structures formed during separation are known as chiasmata.