Cell cycle and mitosis in 3D
Cell cycle quizz
The stage of the cell cycle where each chromosome is composed of two chromatids in preparation for mitosis.
A. G1 B. S C. M D. G2
Which sequence of the cell cycle is common to eukaryotes?
A. G1 to G2 to S to M to cytokinesis B. G1 to M to G2 to S to cytokinesis C. G1 to S to M to G2 to cytokinesis D. G1 to S to G2 to M to cytokinesis
The stage of the cell cycle where the cell is preparing to begin DNA replication is called:
A. G1 B. G2 C. S D. M
Prior to cell division, each chromosome replicates or duplicates its genetic material. The products are connected by a centromere and are called:
A. sister chromosomes B. homologous chromosomes C. sex chromosomes D. sister chromatids
The first stage of mitosis when chromosomes start becoming visible in the microscope is called:
A. anaphase B. prophase C. telophase D. metaphase
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Meiosis
Cell meiosis quizz
A human cell has 46 total or 23 pairs of chromosomes. Following mitosis, the daughter cells would each have a total of ______ chromosomes. After meiosis I, the two daughter cells would have _____chromosomes, and after meiosis II ______ chromosomes.
A. 46, 46, 46 B. 46, 23, 23 C. 23, 23, 23 D. 46, 12, 12
The process of meiosis produces four cells with nonidentical chromosomes. This diversification occurs during:
A. telophase I B. prophase I C. metaphase II D. prophase II
One of the earliest events that distinguishes meiosis occurs in prophase I and involves:
A. Condensation of chromosomes B. Loss of the nuclear membrane C. Movement of chromosomes towards the metaphase plate D. Pairing of homologous chromosomes
_________________ most closely resembles events of mitosis except that the cells are ___________.
A. interphase, diploid B. meiosis II, diploid C. interphase, haploid D. meiosis II, haploid
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