What happens to the original cell after mitosis?

Once mitosis is complete, the cell has two groups of 46 chromosomes, each enclosed with their own nuclear membrane. The cell then splits in two by a process called cytokinesis, creating two clones of the original cell, each with 46 monovalent chromosomes.

In respect to this, is the original cell dead or does it disappear after mitosis explain your answer?

Explain your answer. No, the original cell is divided into two new cells. Therefore, each new cell has a complete set of chro- mosomes (DNA) as well as half the organelles from the original parent cell.

Furthermore, what is the end result of mitosis? Mitosis is the type of cell division the purpose of which which is that two identical copies of a cell are formed. The end result is that the DNA/chromosomes replicate and one set of chromosomes, with some of the cytoplasm and its contents, goes to each new “daughter” cell.

Regarding this, what happens to DNA during mitosis?

Replication and Distribution of DNA during Mitosis. This process involves replication of the cell’s chromosomes, segregation of the copied DNA, and splitting of the parent cell’s cytoplasm. The outcome of binary fission is two new cells that are identical to the original cell.

What happens to chromosome number during mitosis?

So to summarize, in mitosis, the total number of chromosomes is unchanged in the daughter cells; whereas in meiosis, the total number of chromosomes is halved in the daughter cells.

14 Related Question Answers Found

What occurs during mitosis?

Mitosis and Cytokinesis. During mitosis, when the nucleus divides, the two chromatids that make up each chromosome separate from each other and move to opposite poles of the cell. Mitosis actually occurs in four phases. The phases are called prophase, metaphase, anaphase, and telophase.

What is the order of mitosis?

Stages of mitosis: prophase, metaphase, anaphase, telophase. Cytokinesis typically overlaps with anaphase and/or telophase. You can remember the order of the phases with the famous mnemonic: [Please] Pee on the MAT.

What is actually dividing during cytokinesis?

cytokinesis. Cytokinesis is the physical process of cell division, which divides the cytoplasm of a parental cell into two daughter cells. It occurs concurrently with two types of nuclear division called mitosis and meiosis, which occur in animal cells.

What moves the chromatids during mitosis?

Metaphase leads to anaphase, during which each chromosome’s sister chromatids separate and move to opposite poles of the cell. More specifically, in the first part of anaphase — sometimes called anaphase A — the kinetochore microtubules shorten and draw the chromosomes toward the spindle poles.

What is the longest phase of the cell cycle?

G1 is typically the longest phase of the cell cycle. This can be explained by the fact that G1 follows cell division in mitosis; G1 represents the first chance for new cells have to grow. Cells usually remain in G1 for about 10 hours of the 24 total hours of the cell cycle.

How might the DNA damage go on to affect the rest of the cell cycle?

Mutation that occurs during synthesis may result in replication of the damaged DNA into the new cells. If apoptosis did not occur in a cell that has damaged DNA, then the damaged DNA will replicate spreading into other cells.

What happens during S phase?

The S phase of a cell cycle occurs during interphase, before mitosis or meiosis, and is responsible for the synthesis or replication of DNA. In this way, the genetic material of a cell is doubled before it enters mitosis or meiosis, allowing there to be enough DNA to be split into daughter cells.

What would happen if the sister chromatids did not line up correctly?

If the sister chromatids did not line up at the equator, then there will not be an equal amount of chromosomes in each daughter cells. Colchicine is a poison that acts to inhibit the development of spindle fibers. Only one of the DNA needs to be copied then they move to both sides of the cell and cytokinesis occurs.

How many times does DNA replicate in mitosis?

DNA only replicates once in either mitosis or meiosis. I guess you mean how many times a pair of sister chromatids are separated. Still, once for either of them. The only difference between mitosis and meiosis is that mitosis forms 2 identical daughter cells with diploid number of chromosomes in a single ‘split’.

Where does mitosis occur in the body?

Mitosis occurs in every cell of the body except in germ cells which are produced from meiotic cell division.

Which stage of meiosis is most like mitosis?

Meiosis II is similar to mitosis. In both: 1. In both: In prophase, no crossing over occurs (at least not in most cases). In anaphase, it is sister chromatids that are separated (disjoined).

Are daughter cells identical in meiosis?

Mitosis creates two identical daughter cells that each contain the same number of chromosomes as their parent cell. In contrast, meiosis gives rise to four unique daughter cells, each of which has half the number of chromosomes as the parent cell.

What happens each stage of mitosis?

Mitosis is the process in which the nucleus of a eukaryotic cell divides. During this process, sister chromatids separate from each other and move to opposite poles of the cell. This happens in four phases, called prophase, metaphase, anaphase, and telophase.

What phase are daughter cells in as a result of mitosis?

Telophase and Cytokinesis The nuclear membrane then reforms, and the chromosomes begin to decondense into their interphase conformations. Telophase is followed by cytokinesis, or the division of the cytoplasm into two daughter cells. The daughter cells that result from this process have identical genetic compositions.

Leave a Comment