bicd 134 11.08.11

bicd 134 11.08.11 - only mitrochondria is from the mother...

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only mitrochondria is from the mother vesicle that originated from the vesicle get filled with enzymes acrosomal enzymes the rest of the cell gets pulled backed, the acrosome is a completely membrane bound vesicle oogenesis permortical germ cells help the primary gonads form and form the ovary, once the ovary was formed, the oocytes go through the first miotic division, in prophase I, the cell stop. stay in prophase I until the start of the puberty, only a few will release from block and complete mitosis I and another block in metaphase II the follicle has a bunch of cells when they burst, they relase not only the oocyte but bunch of cells, the problem is that the spems has to penetrate to the zona pellucida through the bunch of cells. perivitelline space – space in white acellular membrane composed of three known glycosidic protein Journey of ejaculated sperm most fertilization occurs, ampullary-isthmic junction , lined by cilia that lead to uterus journey is not long, but takes a long time
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bicd 134 11.08.11 - only mitrochondria is from the mother...

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