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Chromosomes consist of DNA tightly wound around histone proteins, forming a structure known as chromatin. The key parts of a chromosome include the centromere, which helps in chromosome segregation during cell division, and the telomeres, which protect the ends of the chromosome from degradation. Chromosomes also have specific regions called genes that contain instructions for making proteins and controlling various cellular functions.
A karyotype is an organized arrangement of a person's chromosomes. In a karyotype, chromosomes are sorted and numbered by size, from largest to smallest.
I did the same quiz and it is genes.
The process where parts of two homologous chromosomes switch places is called genetic recombination. This process can occur during meiosis when homologous chromosomes pair up and exchange segments of DNA, leading to genetic diversity in offspring.
The four parts of mitosis are prophase, metaphase, anaphase, and telophase. In prophase, chromosomes condense and become visible. In metaphase, chromosomes align along the center of the cell. In anaphase, sister chromatids separate and move to opposite poles. In telophase, chromosomes decondense and nuclear envelopes reform.
The four parts of mitosis are prophase, metaphase, anaphase, and telophase. During prophase, chromosomes condense and the nuclear envelope breaks down. In metaphase, chromosomes line up at the cell's equator. Anaphase involves separation of sister chromatids to opposite poles, and during telophase, the nuclear membrane reforms and chromosomes decondense.