Tuesday, June 18, 2019

A Study of Chromosome formation through observation of the cell cycle Research Paper

A Study of Chromosome formation through observation of the cell cycle (Abstract) - Research Paper ExampleWe grew union roots to dickens centimeters, retrieved a 1cm sample, allowed them to steep in a fixative solution for 24 hours which keeps them in stasis, exposed them to hydochloric acid at sixty degrees Celsius, prepared the onion onto a slide, utilize the reagent, sealed the slide and observed using an optical microscope. We did a similar process to a kanoi, in order to understand differences and similarities in chromosomal formation. chromosomal bunching was observed, and it became difficult to distinguish between chromosomes. Most observations were of the interphase period. Chromosomes split, reproduced on DNA molecules during the S stage, became thicker and shorter and produced spindle fiber. Only a tiny minority of cells observed were in metaphase, pitiable to the equatorial plane however, this tiny minority was more than expected, as metaphase is by far the most brief ph ase and it is likely in any minded(p) sample that no cells would be in metaphase at the time of the application of the fixative. Anaphase and telophase samples were also observed. 7% more interphase cells were perceived than would be expected by stochastic chance, well within standard error. P value was .734, larger than expected but still not sufficient to reject the null hypothesis.

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