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Externally
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∙ 12y ago
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What is the difference between internal and external fertilisation in animals?
Internal fertilization is like animals having sex....the egg is fertilized on the inside. External is when the egg is fertilized on the outside (like when frogs lay eggs and they need to be fertilized before they can hatch).
Is a chicken egg internal or externally fertallized?
Externally fertilized
Do chickens mate internal or external?
Eggs are fertilized inside the hen by the rooster. Hens will lay eggs whether they are fertilized or not.
Are sharks fertilization external or internal?
Many types of sharks have their eggs fertilized internally while others have theirs fertilized externally
Are Arctic foxes fertilized internally or externally?
Arctic foxes have internal fertilization.
Is a fox fertilized internally or externally?
The answer really stares you in the face it is internal fertilisation.
Is birds fertilization internal or external?
All birds fertilize their eggs internally. A male bird has to mate with a female in order for a fertilized egg to be produced.
What are the differences between internal fertilization and external fertilization?
Internal fertilization is where the egg is fertilized inside the body(such as humans) and external fertilaztion is where the an egg is laid and then fertilized. Such as in fishes!
Does agnatha have ectoderm or endoderm?
Agnatha are ancient jawless fish that include lampreys and hagfish. They are also probably the earliest vertebrates and have ectoderm.
What are examples of agnatha?
Agnatha is a superclass of the phylum Chordata. It contains the jawless fish. Two common examples of this would be the lamprey and the hagfish.
Do cows have internal or external fertilization?
Internal. Sperm from the bull is ejaculated inside the fornix vagina of the cow and the sperm travel to the fallopian tubes where an ovum is waiting to be fertilized.
What types of body covering do Agnatha have?
skin
