Compléter Sci 7 reproductionVersion en ligne Review of reproduction par Susan Brown 1 speed repair quickly egg one two identical water zygote mate number variability inside time sperm grow danger environment meiosis mitosis different Asexual reproduction is different from sexual reproduction in the of parents required , the of the offspring and the of the process . Asexual reproduction involves parent and results in offspring that are to the parent . It is a process involved in growth and of cells of all multicellular organisms . The type of cell division involved is . Sexual reproduction involves parents and results in offspring that are from the parents . It involves a cellular division process called . This process is involved in reproduction of complex organisms produced by the combination of a and an . Asexual reproduction involves the advantage that it can happen . If the is harsh , the organism can quickly reproduce . In sexual reproduction , individuals have to up and become mature and they need to find a . With internal fertilization the egg and sperm meet the female's body . Then the has to mature until it is born . This takes lots of . With external fertilization the female releases many eggs and the male releases sperm into the . This means the developing zygote is in great from predators and the environment .