Which of the following best defines external fertilisation in animals?
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Correct answer: Fusion of gametes outside the parents' bodies
External fertilisation occurs when male and female gametes fuse outside the body, usually in water. It is common in many aquatic animals like fishes and amphibians.
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More Fertilisation in Animals: External vs Internal questions
- Which environmental condition is essential for successful external fertilisation?
- Internal fertilisation is most commonly seen in:
- Which advantage is associated with internal fertilisation?
- Which animal group typically exhibits external fertilisation?
- One major disadvantage of external fertilisation is:
- In internal fertilisation, fertilisation usually occurs in the: