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What does DNA have to replicate before a cell divides?
Before a cell divides, DNA must replicate, meaning it makes an exact copy of itself. This ensures that each new cell receives a complete set of genetic instructions.
Why do chromosomes in parent cell duplicate during mitosis?
Chromosomes doubles during the S phase of inter-phase, which occurs before Mitosis. During the process of mitoses cell divides into 2 daughter cells from a single parent hence, before mitoses cells must duplicate so that each new cell has a sufficient set of genetic material.
How do all cells in the human body duplicate?
Cells in the human body duplicate through a process called cell division. This process includes two main steps: mitosis, where the cell's nucleus divides into two identical nuclei, and cytokinesis, where the rest of the cell divides into two daughter cells. This allows for growth, repair, and maintenance of tissues in the body.
During cell life when do chromosomes duplicate?
Chromosomes duplicate during the S phase of the cell cycle, which occurs after DNA is replicated and before cell division (mitosis or meiosis). This ensures that each daughter cell receives a complete set of chromosomes with identical genetic material.
Do chromosomes duplicate during metaphase in the cell cycle?
Chromosomes do not duplicate during metaphase in the cell cycle. Chromosome duplication occurs during the S phase of interphase, before the cell enters mitosis. During metaphase, the duplicated chromosomes align at the center of the cell before separating into two daughter cells during anaphase.
What does DNA have to replicate before a cell divides?
Before a cell divides, DNA must replicate, meaning it makes an exact copy of itself. This ensures that each new cell receives a complete set of genetic instructions.
Why does a cell make a copy of itself before it divides?
So that the new cells have the same chromosomes as the parent cells.
Why do chromosomes in parent cell duplicate during mitosis?
Chromosomes doubles during the S phase of inter-phase, which occurs before Mitosis. During the process of mitoses cell divides into 2 daughter cells from a single parent hence, before mitoses cells must duplicate so that each new cell has a sufficient set of genetic material.
What happens to the info before the cell divides?
Your DNA is copied into the new cell every time it divides
How do all cells in the human body duplicate?
Cells in the human body duplicate through a process called cell division. This process includes two main steps: mitosis, where the cell's nucleus divides into two identical nuclei, and cytokinesis, where the rest of the cell divides into two daughter cells. This allows for growth, repair, and maintenance of tissues in the body.
When a body cell divides through the process of mitosis what is the number of chromosomes in the daughter cells?
After mitosis each daughter cell contains 46 chromosomes as the DNA replicates itself before the cell divides
Why does interphase the longest?
because it consists of 3 parts: g1 phase- the cell grows itself s phase- the cell replicates its DNA g2 phase- the cell further divides itself before entering into mitosis so, doing all this requires a lot of time.
Before a cell divides what happens to the centrioles?
it triples in number
What does a cell divide into during binary fission?
It divides into two identical copies of itself.
What must happen before a cell divides?
Before a cell can dividess, it makes a copy of its DNA (deoxyribonucleic acid).
Each plant cell has Structure X Structure X makes a copy of itself before before the cell divides into two new cells What is Structure X?
structure X is the DNA or genetic material eg the chromosomes, which has to copy itself so that the new cell has information so that it can do basic funstions like respire. etc
Where does DNA form?
DNA replication occurs in the nucleus of the cell - just before the cell divides.
