Answer:

1)Summary. Asexual reproduction involves one parent and produces offspring that are genetically identical to each other and to the parent. Sexual reproduction involves two parents and produces offspring that are genetically unique.

2)Role in asexual reproduction

Role in asexual reproductionAsexual reproduction in sponges occurs via budding, either by external or internal buds. The internal buds are called gemmules. Only endogenous types of buds develop into new sponges

3)Budding occurs commonly in some invertebrate animals such as corals and hydras. In hydras, a bud forms that develops into an adult and breaks away from the main body, as illustrated in Figure 1b, whereas in coral budding, the bud does not detach and multiplies as part of a new colony. Watch a video of a hydra budding

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