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Name the phase of cell division when duplicated chromosomes first appear?
The phase of cell division when duplicated chromosomes first appear is called the prophase. In prophase, the chromatin condenses into visible chromosomes, and the nuclear envelope breaks down, allowing the chromosomes to be more clearly visible.
What phases are chromosomes not visible?
Interphase and Telophase
What cellular events occur during early prophase?
During early prophase, chromosomes condense, becoming shorter and thicker. The nuclear envelope breaks down, allowing the chromosomes to be more accessible. The mitotic spindle begins to form, consisting of microtubules that will eventually attach to the chromosomes.
How can prophase and telophase be considered opposites?
Prophase is the first stage of mitosis characterized by condensation of chromosomes and breakdown of the nuclear envelope, while telophase is the last stage where the chromosomes de-condense and nuclear envelopes reform. Prophase involves the initiation of cell division, while telophase marks the completion of division. Thus, they can be considered opposites as one marks the beginning and the other the end of cell division.
Is it possible to distinguish individual chromosomes after telophase?
No, individual chromosomes cannot be distinguished after telophase as the nuclear envelope reforms around the separate sets of chromosomes, making it difficult to discern individual chromosomes without specialized techniques such as fluorescent tagging.
During which phase does the chromatin condense into chromosomes?
The chromosomes coil up and condense during prophase
How many chromosomes do human have in prophase?
Humans have 46 chromosomes in prophase, which consists of 23 pairs of chromosomes. During prophase, the chromosomes become more condensed and visible as they prepare for cell division.
What stage does chromatin condense to chromosomes?
During mitosis, chromosomes are in their most condensed form during metaphase
What phase does the chromosomes condense into chromatids?
prophase
What stage mitosis is it when chromosomes shorten and thicken and the nuclear membrane begins to disappear?
The stage of mitosis where chromosomes shorten and thicken and the nuclear membrane begins to disappear is prophase. During prophase, the chromatin condenses into distinct chromosomes and the nuclear envelope breaks down, allowing the chromosomes to interact with the spindle fibers.
What is the phase where chromation condenses form to chromosomes?
The cell's chromatin condenses into chromosomes during prophase. In contrast, telophase is where the chromosomes loosen to form chromatins.
In phases of mitosis how many chromosomes does the parent cell have during prophase at the start of mitosis?
During prophase at the start of mitosis, the parent cell has a diploid number of chromosomes, which consists of a complete set of chromosomes from both parents. This means that if a human cell has 46 chromosomes prior to mitosis, it would have 46 chromosomes during prophase as well.
Can chromosomes be seen in a cell that is observed in prophase?
Yes. During prophase the chromosomes condense to prepare for cell division.
How many chromatids are visible at prophase?
It depends on the organisms. In humans there are 46 double chromosome, which are called sister chromatids. There are a total of 92 sister chromatids, which will eventually separate into individual chromosomes during anaphase of mitosis.
What phase does condensation and shortening of chromosomes occur?
Condensation and shortening of chromosomes occur during the prophase stage of mitosis. In prophase, the chromatin fibers condense and coil tightly to form distinct, visible chromosomes.
What is the phase of mitosis when chromosomes become visibly shortened and thickened?
Prophase
In what phase does chromosomes condense and become visible?
The chromosomes in a cell's nucleus are only visible during the part of the cell cycle known as prophase. Prophase is the stage of mitosis in which chromatin condensation occurs.
