Human reproduction<span> takes place as internal fertilisation by sexual intercourse. During this </span>process<span>, 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.</span>
It contains living cells (temporarily), but neither the cells nor the petal fit the definition of an organism: "any complete and entire living thing capable of carrying out all the processes necessary for life."
