Each year in the United States about how many children are abducted, sexually assaulted, and killed by sexual predators?

150

Explanation:

Annually, About a hundred and fifty children in the United States are abducted, sexually assaulted, and killed by sexual predators

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.

a symbiotic relationship with the mitochondria