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

In the latter type, at the first maturation division, the sister diads are separated from one another, an “equating” division thus taking place.

From Project Gutenberg

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 Project Gutenberg

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

From Project Gutenberg

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 Project Gutenberg

It becomes separated from the other chromatin in the tetrad-stage, remains nucleolus-like in form, and later appears in the first maturation division either among the chromosomes or in a more or less aberrant position.

From Project Gutenberg