Give any four differences between external and internal fertilization.

Give any four differences between external and internal fertilisation?

During sexual reproduction fertilization is an important process.But in most aquatic organisms like fishes,amphibians etc.external fertilization occur.In most terrestrial organisms internal fertilization is common. Point out the differences between external and internal fertilization.

Different between internal and external fertilization

State one difference between internal and external fertilization.

Give any four differences between DNA and RNA

Difference between: External fertilisation and Internal fertilisation.