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What stage of mitosis does replication happen in?
Replication does not take place during mitosis. It takes place before meiosis begins.
Does DNA replication happen before or during Meiosis?
It happens during interphase of the cell cycle.
When does crossing over happen in mitosis 1?
Mitosis does its crossing over in prophase
When do chromosome duplicate themselves during mitosis?
Chromosomes duplicate during the S phase of interphase, which occurs before mitosis. Each chromosome replicates to form two identical sister chromatids that are held together at the centromere. These sister chromatids are then separated and pulled to opposite poles of the cell during mitosis.
What must happen before meiosis begins?
A duplication of the chromosomes is what must happen before meiosis can begin.
What stage of mitosis does replication happen in?
Replication does not take place during mitosis. It takes place before meiosis begins.
Does DNA replication happen before or during Meiosis?
It happens during interphase of the cell cycle.
What is copied before mitosis begins?
DNA, the genetic material, of course. Also mitochondria and chloroplasts need to divide. This is the process of mitosis where two daughter cells are produced and both will need the complete complement of genetic material; DNA.
How many times does DNA replicate in mitosis?
DNA replicates only once during the S phase of the cell cycle before mitosis begins. This ensures that each daughter cell receives a complete set of genetic material that is identical to the parent cell.
Do crossovers usually occur during mitosis?
No, crossovers do not occur during mitosis. Crossovers, also known as genetic recombination, happen during meiosis, specifically during prophase I. Mitosis is the cell division process that results in two identical daughter cells, while meiosis is the cell division process that results in four genetically unique daughter cells.
What must happen before meiosis or mitosis can take place?
The cell must undergo DNA replication to ensure that each daughter cell will receive a complete set of chromosomes during meiosis or mitosis. This step is crucial for the accurate distribution of genetic material to the daughter cells.
When does crossing over happen in mitosis 1?
Mitosis does its crossing over in prophase
What mutations occur during cell division?
During cell division, mutations can occur due to errors in DNA replication, exposure to mutagens (such as chemicals or radiation), or spontaneous molecular changes. These mutations can lead to changes in the genetic information of the daughter cells, potentially causing genetic disorders or contributing to the development of cancer.
What is the difference between prophase mitosis and prophase meiosis?
In prophase I of meiosis, crossing over of homologous chromosomes occurs. This does not happen in prophase of mitosis.
Do mitosis happen in sexual reproduction?
Mitosis does occur in sexual reproduction, but it is not part of the process of sexual reproduction itself. Instead, mitosis is responsible for the growth and repair of cells in the organism. During sexual reproduction, gametes are produced through meiosis, a process that reduces the number of chromosomes in half to create genetically diverse offspring.
What are some examples of mitosis?
First of all, the difference between MITOSIS and MEIOSIS is simple. Meiosis is ONLY for the replication of sex cells. Where one cell divides twice to create four gametes (sperm or egg). Each gamete has half the number of chromosomes needed to create a full cell so when they come together, they create one full cell. This allows for Mitosis to happen, creating a new being. Mitosis is for the replication of body cells, basically everything else that is not a sex cell. One cell divides once with the end result being two complete cells. All bodily tissues are included in this type of cell replication (ie, skin, organs, bone, etc.)
When do chromosome duplicate themselves during mitosis?
Chromosomes duplicate during the S phase of interphase, which occurs before mitosis. Each chromosome replicates to form two identical sister chromatids that are held together at the centromere. These sister chromatids are then separated and pulled to opposite poles of the cell during mitosis.
