How many daughter cells are created during mitosis?
The cell copies its chromosomes, but then separates the 23 pairs to ensure that each daughter cell has only one copy of each chromosome. A second division that divides each daughter cell again to produce four daughter cells. See below for more detailed descriptions of mitosis and meiosis.
After mitosis two identical cells are created with the same original number of chromosomes, 46. Haploid cells that are generated through meiosis, such as egg and sperm, only have 23 chromosomes, because, remember, meiosis is a "reduction division."
- Meiosis produces 4 haploid cells. Mitosis produces 2 diploid cells. The old name for meiosis was reduction/ division. Meiosis I reduces the ploidy level from 2n to n (reduction) while Meiosis II divides the remaining set of chromosomes in a mitosis-like process (division).
- Meiosis is the type of cell division that creates egg and sperm cells. Mitosis is a fundamental process for life. During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form two identical daughter cells.
- In male animals, meiosis takes place in the testes and in females within the ovaries. In plants, meiosis occurs in the anthers to form pollen grains and within the ovary to form ovules. In meiosis a diploid cell divides in such a way so as to produce four haploid cells. These haploid cells are known as gametes.
Mitosis gets two daughter cells, each diploid (2n) and genetically identical to the parent cell. Meiosis gives four daughter cells, each haploid (n), containing half as many chromosomes as the parent cell and genetically different from the parent cell and from each other.
- Cell Cycle Vocabulary
- interphase. busiest phase of the cell cycle:includes: DNA replication and cell growth.
- Prophase. first and longest phase of mitosis: chromatin coils into chromosomes,nucleolus disappears spindle forms,includes prometaphase.
- During cell division, the nucleus disappears after prophase. Cell division does not take a long time.Prophase is the longest phase of mitosis, but it occurs faster than interphase. Anaphase is the shortest phase of mitosis. In anaphase, the sister chromatids are pulled apart to opposite ends of the cell.
- Mitosis gets two daughter cells, each diploid (2n) and genetically identical to the parent cell. Meiosis gives four daughter cells, each haploid (n), containing half as many chromosomes as the parent cell and genetically different from the parent cell and from each other.
A human cell has 46 total or 23 pairs of chromosomes. Following mitosis, the daughter cells would each have a total of ______ chromosomes. After meiosis I, the two daughter cells would have _____chromosomes, and after meiosis II ______ chromosomes.
- There are two types of cell division. Mitosis is used for growth and repair and produces diploid cells identical to each other and the parent cell. Meiosis is used for sexual reproduction and produces haploid cells different to each other and the parent cell.
- Mitosis and meiosis, then, are similar processes, but result in very different types of cells. Figure 1. A) In mitosis, a single cell (circle on the left) divides to form two daughter cells. These cells grow, and then divide to form a total of four cells.
- What are the three key roles of cell division? State each role, and give an example. 1) reproduction: amoeba dividing into two. 2) growth and development: sand dollar embryo dividing after fertilization. 3) tissue renewal: Bone marrow cells divide and give rise to new bone marrow.
Updated: 19th September 2018