Cell Division Glossary

A molecule of DNA wrapped around ______ that becomes visible during prophase of cell division.

Cells that have ______ chromosome in their nuclei.

Chromosomes that have the same genes in the same places are called ______ chromosomes.

Cell division is the process by which biological cells ______.

Eukaryotic organisms use ______ to create sex cells (gametes).

All three types of cell division begin with ______ replication.

Cell cycle consists of 2 phases —Long Non dividing growing phase (______) and Short dividing M phase (Mitosis and cytokinesis).

Mitosis is the process of cell division that forms two genetically identical ______ from one parent cell nucleus.

Human body cells have ______ chromosomes.

Meiosis is the process of cell division that halves the chromosome number and makes ______.

The first division of meiosis generates most of the ______.

The diploid number of chromosomes found in normal body cells is ______.

Homologous chromosomes are the same size, shape, have the centromere in the same place, and have the same ______.

During Prophase I, homologous chromosomes line up with each other and swap small amounts of their ______.

Without recombination and crossing over, all alleles on a single chromosome would be inherited ______ together.

This system increases our capacity to respond to ______ change.

The ______ event of Prophase I is when chromosomes condense, and crossing over occurs.

In Meiosis, the number of daughter cells made are ______.

In ______ cell division, a somatic cell divides once.

In ______ cell division, a reproductive cell divides twice.

During ______, chromatin condenses into discrete chromosomes, the nuclear envelope breaks down, and spindle fibers form at opposite poles of the cell.

During ______ I, pairs of homologous chromosomes line up closely together forming what is called a ______.

A tetrad consists of four ______ (two sets of sister chromatids).

Sister chromatids align at the ______ plate (a plane that is equally distant from the two cell poles).

During anaphase, sister chromatids separate and begin migrating toward opposite ______ of the cell.

Homologous chromosomes migrate toward opposite ______ of the cell during anaphase I.

Both processes have a growth period called ______, in which a cell replicates its genetic material and organelles in preparation for division.

This happens in ______ II of meiosis.

In mitosis, cytokinesis happens at the end of ______.

Each cell produced in meiosis is ______ containing one-half the number of chromosomes as the original cell.

The resulting daughter cells in meiosis contain different combinations of genes due to ______ as a result of crossing over.

Prophase I lasts longer than ______ of mitosis.

In prophase I, pairs of homologous chromosomes line up closely together forming what is called a ______.

The resulting daughter cells in mitosis are genetic ______ (they are genetically identical).