Air pressure helps to push oxygen into the capillaries. At higher altitudes, air pressure is lower. What is the effect of moving to
higher altitudes on the human body? How can the body
compensate, in the short and long term, to maintain homeostasis?

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.

not sure if this is what you'r looking for nnew= nold

answer: dna

because all cells have genes