Answer:
its D commensalism, one benefits from it and the other gets no harm
Explanation:
Answer:
Ostia are tiny pores present all over the body of sponges. its function is to let the water, along with desire nutrient flows interior of the sponges.
It could be a sign of preeclampsia, which is pregnancy condition characterized by high blood pressure and signs of damage to the liver and kidneys.
<span>Edema or the swelling is usually a normal condition in pregnancy which occurs because of the excess fluid that collects in body tissues (retention of water), especially in ankles and feet.</span>