Which of the complying with statements is not true?Select one:a. Mitosis produces new nuclei via specifically the same chromosomal endowment as the parent nucleus.b. Mitosis may occur without cytokinesis.c. Mitosis and also cytokinesis are required for asex-related reproduction in eukaryotic organisms.d. Mitosis occurs in the time of embryonic advancement, development, repair, and in the time of asexual reproduction in many type of organisms.e. All of the above statements are true.

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Where do the microtubules of the spindle originate during mitosis in both plant and also pet cells?Select one:a. centromereb. centrosomec. centrioled. chromatide. kinetochore
Imagine looking with a microscopic lense at a squamelted onion root pointer. The chromosomes of many of the cells are plainly visible. In some cells, replicated chromosomes are aligned alengthy the center (equator) of the cell. These certain cells are in which stage of mitosis?Select one:a. telophaseb. prophasec. anaphased. metaphasee. prometaphase
All of the following happen during mitosis except theSelect one:a. condensing of chromosomes.b. uncoupling of chromatids at the centromere.c. development of a spindle.d. synthesis of DNA.e. loss of the nucleolus
Which of the following organisms does not reproduce cells by mitosis and cytokinesis?Select one:a. cowb. humanc. mushroomd. cockroache. every one of the over carry out redevelop cells by mitosis and also cytokinesis
What is the name for the special area on a copied chromosome that holds the sister chromatids together?Select one:a. centrosomeb. centromerec. kinetochored. desmosomee. microtubule organizer region
Centromeres uncouple, sister chromatids are separated, and also the 2 brand-new chromosomes relocate to oppowebsite poles of the cell duringSelect one:a. telophaseb. anaphasec. prometaphased. metaphaview. prophase
Regarding mitosis and cytokinesis, one difference in between higher plants and animals is that in plantsSelect one:a. the spindles contain microfibrils in addition to microtubules, whereas pet spindles carry out not contain microfibrils.b. sister chromatids are identical, but they differ from one one more in pets.c. a cell plate begins to create at telophase, whereas pets a cleavage furrow is initiated at that phase.d. chromosomes become attached to the spindle at prophase, whereas in animals chromosomes perform not become attached till anaphase.e. spindle poles contain centrioles, whereas spindle poles in pets perform not.
a cell plate starts to form at telophase, whereas animals a cleavage furrow is initiated at that phase.
Cytokinesis commonly, but not always, follows mitosis. If a cell completed mitosis yet not cytokinesis, the outcome would be a cell withSelect one:a. a single huge nucleus.b. high concentrations of actin and myosin.c. 2 abtypically little nuclei.d. 2 nuclei.e. 2 nuclei but through fifty percent the amount of DNA.
Chromosomes first end up being visible throughout ________ of mitosis.Select one:a. interphaseb. telophasec. prophased. metaphaview. anaphase
If cells in the process of separating are based on colchicine, a drug that interferes with the functioning of the spindle apparatus, at which phase will mitosis be arrested? (think about the actual feature of the spindle apparatus and also not as soon as it is formed)Select one:a. metaphase b. interphasec. telophased. anaphawatch. prophase
Starting via a fertilized egg (zygote), a collection of five cell departments would certainly produce an early embryo via exactly how many kind of cells?Select one:a. 4b. 8c. 16d. 32e. it is difficult to know
A team of cells is assayed for DNA content immediately adhering to mitosis and is uncovered to have actually an average of 8 picograms of DNA per nucleus. Those cells would certainly have actually ________ picograms at the end of the S phase and also ________ picograms at the finish of G2.Select one:a. 8; 8b. 8; 16c. 16; 8d. 12; 16e. 16; 16
If tbelow are 20 chromatids in a cell at metaphase, exactly how many kind of chromosomes are there in each daughter cell following cytokinesis?Select one:a. 10b. 20c. 30d. 40e. 80
A cell containing 92 chromatids at metaphase of mitosis would certainly, at its completion, produce 2 nuclei each containing exactly how many type of chromosomes?Select one:a. 12b. 23c. 16d. 46e. 92
An enzyme that attaches a phosphate group to one more molecule is dubbed aSelect one:a. phosphataseb. phosphorylasec. kinased. cyclase e. ATPase
All of the complying with occur during prophase of mitosis in animal cells exceptSelect one:a. chromosomes are replicated.b. the nuclear envelope disshows up.c. the nucleolus have the right to no longer be watched. d. the centrioles move towards oppowebsite poles.e. the spindle is arranged.
During prophase I of mitosis, a homologous pair of chromosomes is composed ofSelect one:a. 2 chromosomes and 4 chromatids. b. four chromosomes and two chromatids.c. two chromosomes and two chromatids.d. one chromosome and 2 chromatids.e. one chromosome and also four chromatids.
How perform the daughter cells at the end of mitosis and also cytokinesis compare with their parent cell once it remained in G1 of the cell cycle?Select one:a. The daughter cells have fifty percent the amount of cytoplasm and also fifty percent the amount of DNA.b. The daughter cells have fifty percent the number of chromosomes and fifty percent the amount of DNA.c. The daughter cells have the exact same variety of chromosomes and also fifty percent the amount of DNA.d. The daughter cells have the same variety of chromosomes and also the exact same amount of DNA. e. The daughter cells have the exact same number of chromosomes and twice the amount of DNA.

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Which of the following is true concerning cancer cells?Select one:a. They carry out not exhilittle bit density-dependent inhibition when flourishing in society. b. When they speak dividing, they execute so at random points in the cell cycle.c. They are not topic to cell cycle controls.d. When they speak dividing, they execute so at randompoints in the cell cycle and also they are not topic to cell cycle controls.e. pick this choice if all the various other answers are true concerning cancer cells.
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