Why do starfish produce glue? answer asap

it has been deemed an mystery but is said to help stick themselves to objects that they have climed on

wait any answer choices plz

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.