Pollen Essay

Ladies and gentlemen, I am honored today to be here as a palynologist and ordain be providing information which ordain essentially help solve the case. I am an angiotensin converting enzyme in pollen analysis, graduated from University of Tennessee, major in the field of forensic palynology. I had over ten years of experience operable at the Crime Lab in which I seethe off helped do research much or less(prenominal) pollen samples and tested them out. I went afield to Italy fifteen years ago in order to pull my Master Degree. The reason of my aim here today is to necessitate everyone more familiar with pollen and more other details some pollen and marijuana. First of all, pollen is a charming powdery substance, consisting of microscopic elements accomplish from the staminate part of a blossom or from a male cone. Each grain contains a male gamete that sack up fertilize the young-bearing(prenominal) ovule, to which pollen is transported by the wind, insects, or other animals. Pollen is produced in the anther from the cells in the male coiffure called microsporocyte, which apportion to form microspores; microspores in turn divide to form two cells that will pop off a pollen grain. The pollen for each kind of tree or flower is classifiable to that species, so there is no definite interpretation for what pollen in general looks bid. The grains arent even round; the size in like manner varies but all are typically small, cannot be seen with natural eyes. For instance, a grain of pollen from an elm tree (which is round) is about 20 micrometers in diameter, whereas a pollen grain from a sparing hanker tree is kidney shaped and measures about 40 x 60 micrometers. Pollen is usually produced in late summer, fall and more or less in spring. Pollens function is to fertilize the ovary of the flower so a seed can develop and then reproduce. Pollen differs from give to plant because of its differences in shapes and sizes. Therefore, in a c rime survey that contains pollen, investiga! tors mother a certain data base of pollen which would be with ones implant at the scene. Bingo! Figure 1 Marijuana...If you inadequacy to bring forth a full essay, order it on our website: BestEssayCheap.com

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