Which Diagram Represents Prophase I Of Meiosis

The important features of all these five sub stages are under mentioned. 32 crossing over occurs during which phase of meiosis.

Solved Refer To The Drawings In Figure 13 2 Of A Single P

Spermatogenesis begins at puberty but 300 500 million are made per day.

Which diagram represents prophase i of meiosis. I iii iv v. This is a complicated and prolonged phase of meiosis which can be subdivided further into five sub stages ie leptotene zygotene pachytene diplotene and diakinesis. The chromosomes shown in red become visible as they shorten coil and thicken that is as they condense.

Also the spindle apparatus yellow strands in the diagram. Which diagram represents chromosomes in prophase i of meiosis. Get more help from chegg.

A refer to the drawings in figure 132 of a single pair of homologous chromosomes as they might appear during various stages of either mitosis or meiosis and answer the following questions. Figure 132 which diagram represents prophase i of. Three months after conception the ovaries contain two million oocytes arrested in prophase i.

Figure 132 33 which diagram represents prophase i of meiosis. The nucleolus also vanishes. The key statement is.

E independent assortment of chromosomes occurs. The random and independent way in which each pair of homologous chromosomes line up at the metaphase plate during meiosis i. The random nature of the fertilization of ova by sperm.

Previous question next question. This can be interpreted that the development of an egg is stalled in meiosis division until ovulation and fertilization. The diploid nucleus enlarges in volume.

I ii iii iv v vi which diagram represents anaphase ii of meiosis. During this phase of meiosis the nuclear envelope shown in white in the diagram at right breaks up and disappears. Which drawing represents a stage of meiosis in which independent assortment might occur if there were more than one pair of chromosomes represented.

Well the chiasmata are points of crossing over. D the following questions refer to the essential steps in meiosis described below. The random distribution of the sister chromatids to the two daughter cells during anaphase ii.

So if the question asks which diagram represents prophase 1 and which one shows chiasmata then youre rightdiagram iv does show chromosomes crossing over however this takes place during prophase 1. B centromeres uncouple and chromatids are separated from each other. Iv a cell divides to produce two daughter cells that are genetically identical.

This problem has been solved. B the process is preceded by replication of the dna. Crossing over in meiosis happens during a subphase of prophase 1 called pachytene.

A prophase i answer.

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