WebMost insects reproduce oviparously, i.e. by laying eggs.The eggs are produced by the female in a pair of ovaries. Sperm, produced by the male in one testis or more commonly two, is transmitted to the female during mating by means of external genitalia.The sperm is stored within the female in one or more spermathecae.At the time of fertilization, the … WebNov 8, 2024 · Unlike internal fertilization, external fertilization generally needs a wet environment so that the gametes, or reproductive cells (the sperm and eggs), won't dry out and the sperm will be able to ...
Fertilization - Types like Internal & External Fertilization Byju
WebThe advantages of internal fertilization are that the fertilized egg is protected from predators and harsh environments, thus ending in higher chances of survival. Also, there is a lesser chance of desiccation of gametes. Disadvantages of internal fertilization are that there are lesser number of offspring produced at a given time because it is ... WebApr 10, 2024 · In contrast to internal fertilization, external fertilization is a form of reproduction where sperm fertilizes an egg outside of the body. For example, salmon are a type of fish that use this method. The female will build a nest in a spawning area and then lay their eggs. The males that win the mating rights against others will then release a ... phone case for wiko voix
What kind of fertilization did a eagle have? - Answers
WebFertilization in Animals. The process of fusion of sperm with egg (ovum) to produce a zygote is called fertilization. It is the crucial and primary stage of sexual reproduction. During sexual intercourse, the penis ejaculates millions of sperm into the vagina of the woman. Sperms will travel through the uterus to the oviducts. WebMost insects reproduce oviparously, i.e. by laying eggs.The eggs are produced by the female in a pair of ovaries. Sperm, produced by the male in one testis or more commonly … WebApr 5, 2024 · The embryogenesis also takes place outside the female body. They generally go through either external or internal fertilization whereas; viviparous animals go through only internal fertilization. They directly give birth to newborns, and the development of the embryo takes place inside the mother’s womb. 5. how do you list something on ebay