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Do bullfrog internal or external fertilisation?
External. The female lays eggs and the male then releases sperm over them
In external fertilisation not all eggs are fertilised why not?
Because - external fertilisation is 'left to chance'. There's no guarantee that every egg laid will be fertilised by sperm. Internal fertilisation is much more successful.
Do dogs have external or internal fertilisation?
dogs have internal fertilisation which means that thier babies grow inside of them and they do not lay eggs
What happens during fertiliseation?
frogs use external fertilisation so the sperm is released into the water and the eggs are are released into water then the sperm fertilises the eggs
What is a external fertalisation?
External fertilization occurs when the egg is fertilized by the sperm outside of the female's body. As when a female fish deposits her eggs on the ground and the male fish ejaculates his sperm over the eggs. Internal fertilisation occurs when the sperm fertilizes the egg inside the female's body. Which is what mammals do, including human beings.
Do swans have internal or external fertilization?
internal because they give eggs and so they have a internal fertilisation
Differentiate between internal and external fertilization?
Internal fertilization occurs inside the female's body, where sperm fertilizes the egg, while external fertilization occurs outside the body, usually in water, where eggs are fertilized by sperm. Internal fertilization is common in land-dwelling animals, while external fertilization is common in aquatic animals. Additionally, internal fertilization provides better protection for the developing embryos compared to external fertilization.
Do ants have external or internal fertilisation?
Internal. The queen mates with several drones on a mating flight about a week after she emerges from the pupal cell. The sperm she receives is stored in an organ called the spermetheca and is sufficient to fertilize her eggs throughout her whole laying life.
Is fertilisation of a white tiger internal or external?
Fertilization of a white tiger, like all mammals, is an internal process that occurs inside the female's body. The male sperm is deposited inside the female's reproductive tract, where it fertilizes the female's eggs.
What type of fertilisation do stick insects have internal or external?
Like most fish, external. The female lays eggs in a nest then the male fertilizes them.
Is a bluegill internal or external?
Bluegills have internal fertilization, where the male releases sperm inside the female's body to fertilize her eggs.
What is external fertilizer?
It is when an egg is fertilized outside the bodies of the ones reproducing. So the eggs are fertilized after they are laid.
