Example Sentences

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In some organisms, the chromosomes decondense and nuclear envelopes form around the chromatids in telophase I. In other organisms, cytokinesis—the physical separation of the cytoplasmic components into two daughter cells—occurs without reformation of the nuclei.

From Textbooks • Jun. 9, 2022

If nuclear envelopes were formed, they fragment into vesicles.

From Textbooks • Jun. 9, 2022

The pronuclei then migrate toward each other, their nuclear envelopes disintegrate, and the male- and female- derived genetic material intermingles.

From Textbooks • Jun. 19, 2013

In prometaphase II, the nuclear envelopes are completely broken down, and the spindle is fully formed.

From Textbooks • Apr. 25, 2013