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An acrosome at the head tip produces enzymes that help penetrate the female ovum (egg). During conception, chromosomes (genetic material) in the nucleus (cell control center) join with chromosomes in the ovum. The middle piece contains mitochondria, structures that provide energy for the sperm.
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www.besthealth.com/besthealth/bodyguide/reftext/html/re...
www.besthealth.com/besthealth/bodyguide/reftext/html/repr_sys_fin.html
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Picture of Sperm cell trying to reach a female ovum. Digital illustration stock photo, images and stock photography. ... Description:; Sperm cell trying to reach a female ovum. Digital illustration...
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www.123rf.com/photo_830502.html
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8). Nothing is known regarding the fertilization of the human ovum, but the various stages of the ... The male and female pronuclei migrate toward each other, and, meeting near the center of the yolk, fuse to form a new nucleus, the segmentation nucleus, which therefore contains both male and female nuclear substance;
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www.bartleby.com/107/5.html
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An ovum is a haploid female reproductive cell or gamete. Both animals and embryophytes have ova. The term ovule is used for the young ovum of an animal, as well as the plant structure that carries the female gametophyte and...
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www.bio-medicine.org/biology-dictionary/Ovum/
www.bio-medicine.org/biology-dictionary/Ovum/
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In other mammals, the female is receptive to the male sexually only during a brief period called estrous or heat. MENSTRUAL CYCLE 1. Menses - a. period of uterine ... A, Site of menstruation, implantation of the fertilized ovum, develop- ment of fetus and labor. It is located between the rectum and urinary bladder.
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faculty.ucc.edu/biology-potter/female_reproduction.htm
faculty.ucc.edu/biology-potter/female_reproduction.htm
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egg | female reproductive system | fertilization | human reproductive system | human systems | ovary | ovum | human anatomy...
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www.bioedonline.org/slides/slide01.cfm?q=female+reprodu...
www.bioedonline.org/slides/slide01.cfm?q=female+reproductive+system
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the femate gamete, the ovum, is relatively larger than sperm, the male gamete. ... Oogenesis: During the meiotic divisions of oogenesis cytokinesis is unequal, with almost all the cytoplasm monopolized by a single daughter cell, the secondary oocyte. The oocyte can go on to become the ovum; the other products of...
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biology.wikidot.com/question-five
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The term ovum is usually restricted to the single female sex cell, but the term egg, in its common use to indicate a bird's egg, refers to a more complex structure, only part of which is produced in the ovary of the bird.
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www.infoplease.com/ce6/sci/A0837141.html
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Egg, ovum or female reproductive body of multicellular animals, particularly the complex structure produced by birds, reptiles, and certain mammals... ... Egg, ovum or female reproductive body of multicellular animals, particularly the complex structure produced by birds, reptiles, and certain mammals that matures outside...
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au.encarta.msn.com/encyclopedia_761563418/Egg.html
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