Respuesta :

Sessile animals such as sponges, corals, and anemones attach themselves to the bottom or substrate. This sessile lifestyle is advantageous to these organisms, because they do not have to expend large amounts of energy to move through the water to get food.
dolmicerpa

Answer:

Sessile organisms benefit from lower energy expenditure than motile creatures and can thus subsist on relatively low amounts of food, as they have a low metabolic rate.

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