asexual, reproduction that does not involve fertilization, oviparous, animals that lay eggs, external fertilization, fertilization that lower survival rate and produce large amount of eggs, spore formation, Reproduction method of fungi菌, moss苔藓，fern蕨, binary fission, Paramecium, amoeba, bacteria reproduce by, budding, Hydra and yeast reproduce by means of, ovulation, Release of mature ovum from the ovary, implantation, embryo attaches to the uterine wall for further development, fertilization, the fusion of sperm and ovum, oviduct, Where fertilization takes place, uterus, Is where embryo or foetus developed, zygote, The product/output of a sperm fused with ovum, menstruation, the process of shedding of endometrium, dead ovum and blood in the uterus, menses, discharge of menstruation includes dead ovum, uterine lining and blood, gestation period, takes 280 days(40 weeks), menarche, first menstruation of a female around 12 years old, ovum, female gamete, sperm, male gamete, testosterone, male sex hormone, progesterone, one of the female sex hormones, ovary, Organ that produces ovum and female sex hormones, spermduct, another name for Vas deferens, carry sperm to urethra, scrotum, part that hold testis outside the body, epididymis, part that store sperms, spherical, shape of the ovum, fraternal twin, twins that form from 2 different zygotes when 2 sperms fused with 2 ova., menopause, A woman enter... when menstrual cycle stops., placenta, it provides nutrients and oxygen to the foetus and remove waste of the foetus., umbilical cord, it connects the foetus to the placenta, amniontic fluid, liquid around the foetus to prevent shock and for protection., reproduction, The process of producing offspring 后代, vegetative propagation, The leaf of bryophyllum reproduce by, semen, The mixture of sperms and fluids that activate and nourish them

Reproductive system

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