Human reproduction is any form of sexual reproduction resulting in human fertilization, typically involving sexual intercourse between a man and a woman. It is any form of sexual reproduction resulting in human fertilization, typically involving sexual intercourse between a man and a woman.
The human reproductive system usually involves internal fertilization by sexual intercourse. During this process, the male inserts his erect penis into the female's vagina and ejaculates semen, which contains sperm. The female reproductive system has two functions: The first is to produce egg cells, and the second is to protect and nourish the offspring until birth. The male reproductive system has one function, and it is to produce and deposit sperm. Human reproduction takes place as internal fertilisation by sexual intercourse. During this process, the male inserts his penis, which needs to be erect, into the female's vagina, and then either partner initiates rhythmic pelvic thrusts until the male ejaculates semen, which contains sperm, into the vaginal canal. While normal cells contains 46 chromosomes, 23 pairs, gamete cells only contain 23 chromosomes, and it is when these two cells merge into one zygote cell that genetic recombination occurs and the new zygote contains 23 chromosomes from each parent, giving them 23 pairs. The male reproductive system contains two main divisions: the testes where sperm are produced, and the penis. In humans, both of these organs are outside the abdominal cavity. While normal cells contains 46 chromosomes, 23 pairs, gamete cells only contain 23 chromosomes, and it is when these two cells merge into one zygote cell that genetic recombination occurs and the new zygote contains 23 chromosomes from each parent, giving them 23 pairs. For the human species to continue surviving, it is essential that mature adults are capable of producing fertile offspring, to continue the existance of the species and pass on genetic information from generation to generation. This is done via reproduction.  As in all other organisms reproduction is the formation of new individuals of the same species. Sexual. reproduction is the only method of reproduction in our species. Sexual reproduction involves the fusion of specialised haploid sex cells. The fusion of sperm and egg cell is called fertilisation. Fertilisation results in the formation of a diploid zygote from which a new individual develops. The reproductive system or genital system is a system of sex organs within an organism which work together for the purpose of sexual reproduction. Many non-living substances such as fluids, hormones, and pheromones are also important accessories to the reproductive system. The female reproductive system has two functions: The first is to produce egg cells, and the second is to protect and nourish the offspring until birth. The male reproductive system has one function, and it is to produce and deposit sperm. reproduction is when the sperm meets with the egg and produces a baby and then the woman has a baby!! frog reproduction is different from human reproduction because  humans have different positions    Frogs use internal reproduction and humans use external  reproducti … on. Human reproduction is any form of sexual reproduction resulting in human fertilization, typically involving sexual intercourse between a man and a woman. During sexual intercourse, the interaction between the male and female reproductive systems results in fertilization of the woman's ovum by the man's sperm. These are specialized reproductive cells called gametes, created in a process called meiosis. While normal cells contains 46 chromosomes, 23 pairs, gamete cells only contain 23 chromosomes, and it is when these two cells merge into one zygote cell that genetic recombination occurs and the new zygote contains 23 chromosomes from each parent, giving them 23 pairs. Asexual reproduction involves only mitosis.   In the human reproductive system sperm cells are formed by another type of nucle … ar division called meiosis in which cells with two sets of chromosomes form cells with only one set.   Mitosis is when the cells such as stem cells make identical copies of themselves. frog reproduction is different from human reproduction because  humans have different positions    Frogs use internal reproduction and humans use external  reproducti … on. Human reproduction is a form of sexual reproduction resulting in  the conception of a child. It typically involves sexual intercourse  between a man and a woman. This is whe … n the interaction between the  male and female reproductive systems results in fertilization of  the woman's ovum by the man's sperm. Spil. frog reproduction is different from human reproduction because  humans have different positions    Frogs use internal reproduction and humans use external  reproducti … on.
https://en.wikipedia.org/wiki/Reproductive_system https://en.wikipedia.org/wiki/Human_reproduction https://en.wikipedia.org/wiki/Human_reproduction http://www.biology-online.org/7/1_fertilisation.htm http://leavingbio.net/HUMAN%20REPRODUCTION-WEB.htm https://en.wikipedia.org/wiki/Reproductive_system http://www.answers.com/Q/What_is_human_reproduction https://en.wikipedia.org/wiki/Human_reproduction http://www.answers.com/Q/What_is_human_reproduction http://www.answers.com/Q/What_is_human_reproduction
what is human reproduction