cell division

By tracking epigenetic changes, the team found that the age of the mouse embryos stayed constant during the first stages of cell division immediately following fertilization.

In sleep-deprived hydras, the cell divisions that are part of everyday life are paused.

The DNA also sometimes needed to be compact, both to help regulate transcription and regulation, and to separate the identical copies of DNA during cell division.

Aging begins with conception, fertilization, and cell division.

She figured out which surfaces promoted the healthiest cell division and how the density of cells affected their growth rate.

If a culture has to be grown, then you have to bide your time while cell division takes its course.

In the lower orders of one-celled algæ, reproduction takes place by simple cell division.

When a cell division takes place, the nucleus breaks up into a number of thread-like portions which are known as chromosomes.

In the act of cell-division the nuclei of the resulting cells are formed from the nucleus of the primitive cell.

In some cases of cell-division a remnant of the old nucleus is stated to be visible after the fresh nuclei have appeared.

It is clear, as Hertwig has pointed out, that the polar bodies originate by a regular cell division and have the value of cells.