The following phrases refer to the eukaryotic cell cycle. Select the single BEST choice for each phrase. vPeriod when DNA is duplicated Last part of interphase in the parent cell Event that divides a cytoplasmic mass Period of cell growth before DNA duplication Period after DNA is duplicated Nuclear division that maintains the chromosome number Period when interphase begins in a cell Period commonly followed by cytokinesis Period in which metaphase occurs a. G2 b. Mitosis c. S d. G1 e. Cytokinesis Period prior to mitosis

The following phrases refer to the eukaryotic cell cycle. Select the single BEST choice for each phrase. vPeriod when DNA is duplicated Last part of interphase in the parent cell Event that divides a cytoplasmic mass Period of cell growth before DNA duplication Period after DNA is duplicated Nuclear division that maintains the chromosome number Period when interphase begins in a cell Period commonly followed by cytokinesis Period in which metaphase occurs a. G2 b. Mitosis c. S d. G1 e. Cytokinesis Period prior to mitosis

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter10: Cell Reproduction

Section: Chapter Questions

Problem 1VCQ: Figure 10.6 Which of the following is the correct order of events in mitosis? Sister chromatids line...

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In the cell cycle, at which stages do two chromatids make up one chromosome? a. beginning of mitosis b. end of G1 c. beginning of S d. end of mitosis e. beginning of G2
S. Chromosomes are duplicated during what stage of the cell cycle? G1 phase S phase prophase prometaphase
Figure 10.6 Which of the following is the correct order of events in mitosis? Sister chromatids line up at the metaphase plate. The kinetochore becomes attached to the mitotic spindle. The nucleus reforms and the cell divides. Cohesin proteins break down and the sister chromatids separate. The kinetochore becomes attached to the mitotic spindle. Cohesin proteins break down and the sister chromatids separate. Sister chromatids line up at the metaphase plate. The nucleus reforms and the cell divides. The kinetochore becomes attached to the cohesin proteins. Sister chromatids line up at the metaphase plate. The kinetochore breaks down and the sister chromatids separate. The nucleus reforms and the cell divides. The kinetochore becomes attached to the mitotic spindle. Sister chromatids line up at the metaphase plate. Cohesin proteins break down and the sister chromatids separate. The nucleus reforms and the cell divides.
Chromosomes are duplicated during what portion of the cell cycle? a. G 1 phase b. S phase c. prophase d. prometaphase
Separation of the sister chromatids is a characteristic of which stage of mitosis? a. prometaphase b. metaphase c. anaphase d. telophase
All of the following are stages of mitosis except _________. a. prophase b. interphase c. metaphase d. anaphase
Which of the following statments about the cell cycles is correct? When the S phase of the cell cycle is finished, a cell has twice as many chromatids as the number of chromosomes in the G1 phase In actively dividing cells, the S and G2 phases are collectively known as interphase The phases of the cell cycle are G1, S, and M phases The cell cycle is a sequence of replications and divisions that produces new cells
Which of the following statements is FALSE? A. Centrosomes are anchor points for microtubules and are essential to form the mitotic spindle. B. In the eukaryotic cell cycle the cell spends much more time in the interphase than in the mitotic phase. C. In telophase two nuclear envelopes are fully formed and the cell splits in two via cytokinesis. D. The contraction of the kinetochore microtubules leads to the separation of the sister chromatids during anaphase. E. In the prophase chromatin condenses into X-shaped chromosomes.
Indicate the stage of mitosis (interphase = I, prophase = P, metaphase = M, anaphase = A, telophase = T) during which each of the following events occur. chromatid doublets separate to individual chromosomescentriole replicatesreplicated chromosomes (chromatid doublets) are arranged in single file next to one another at the cell's equatornuclear membrane is disappearingspindle fibers form and become visiblecell plate (plant) or cleavage furrow (animal) forms and is visiblechromosomes are at opposite poles of the cell; cytokinesis is almost completedchromosomes (chromatids) first become visible as long thin strandsDNA (chromosome) replication occurs
. In which stage of the eukaryotic cell cycle does the genetic material replicate itself? during the M phase during the G2 phase during interphase during the G1 phase during the S phase
Label each phase of the cell cycle with the appropriate name or description (G2 phase,G1 phase,cell division, phase of quiescence,DNA replication)
Select the phase of the cell cycle depicted in the image below where new membranes form around the daughter nuclei and the chromosomes are separated. telophase interphase prophase anaphase metaphase