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What phase does chromosomes first appear to be double?
Chromosomes first appear to be double during the S phase of the cell cycle when DNA replication occurs. This results in two identical sister chromatids joined by a centromere in preparation for cell division.
When are Chromosomes not visible?
Chromosomes are not visible during the interphase stage of the cell cycle when they are in their less condensed form. Additionally, chromosomes may not be visible if the cell is not actively dividing or if they are not stained for observation under a microscope.
During which phase of the cell cycle are the chromosomes not individually visible?
During the interphase of the cell cycle, chromosomes are not individually visible. Instead, they are uncoiled and spread throughout the nucleus as chromatin. This phase is focused on growth, organelle replication, and preparing for cell division.
During what phase of meiosis does the DNA coil into visible chromosomes?
During prophase I of meiosis, the DNA condenses and coils into visible chromosomes. Each chromosome consists of two sister chromatids joined at the centromere. This phase is crucial for the pairing of homologous chromosomes and the exchange of genetic material through recombination.
What stage are Chromosomes duplicated?
technically the chromosomes copy during interphase right before metaphase I of meiosis I so during Meiosis I the chromosomes are duplicated and not until metaphase II during meiosis II are the sister chromatids separated.
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.
Which phase do chromosomes first become visible?
Interphase as they become decondenced
The phase of mitosis where the chromatin fibers duplicate and condense into visible chromosomes is the?
The phase of mitosis where the chromatin fibers duplicate and condense into visible chromosomes is Interphase. Interphase is the first stage of the cell cycle.
How do you write pro phase in a sentence?
Prophase is the first stage of mitosis where the chromatin condenses into visible chromosomes.
What phase are chromosomes visible and attach to spindle fibers?
Visible in prophase and attach to spindle fibers in meta phase
Chromosomes first become visible during which phase of mitosis?
They first become visible during prophase of mitosis.
Are chromosomes visible during pro-phase?
yes they are now visible during prophase
What phase does chromosomes first appear to be double?
Chromosomes first appear to be double during the S phase of the cell cycle when DNA replication occurs. This results in two identical sister chromatids joined by a centromere in preparation for cell division.
When are Chromosomes not visible?
Chromosomes are not visible during the interphase stage of the cell cycle when they are in their less condensed form. Additionally, chromosomes may not be visible if the cell is not actively dividing or if they are not stained for observation under a microscope.
What phase do chromosomes become less visible?
Interphase as they become decondenced
The first phase of mitosis is called?
The first stage of mitosis when chromosomes start becoming visible in the microscope is called prophase.
What can you infer about a cell whose chromosomes are not visible?
If chromosomes are not visible, it could mean that the cell is not undergoing cell division, as chromosomes are condensed and visible during that process. Alternatively, it could indicate that the cell is in a phase where the chromosomes are not easily distinguishable, such as during interphase. Further investigation or staining techniques may be needed to visualize the chromosomes.
