maturation division

American  

noun

Cell Biology.

1. a stage in meiosis during which the chromosomal number of the reproductive cell is reduced to one chromosome from each original chromosome pair.

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Example Sentences

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maturation division

Shortly before the first maturation division, such split segments as appear in figure 175 are sometimes found; some of these simulate tetrads with slender connecting bands between the paired elements.

From Studies in Spermatogenesis Part I by Nettie Maria Stevens

The second maturation division is seen in metaphase in figure 220 and in anaphase in figure 221.

From Studies in Spermatogenesis Part I by Nettie Maria Stevens

Figure 223 is the equatorial plate of the first maturation division of the winter egg, showing the same form and size relations of the chromosomes as in the spermatocyte divisions.

From Studies in Spermatogenesis Part I by Nettie Maria Stevens

This is called maturation, or the maturation division, and the new cells have only half the original number of chromosomes.

From Taboo and Genetics A Study of the Biological, Sociological and Psychological Foundation of the Family by Melvin Moses Knight

Haploids don't reproduce, and the only way the diploid number of chromosomes can be kept is to replace those lost by maturation division of the ovum.

From The Lani People by Jesse F. (Jesse Franklin) Bone