Photosynthesis is the process where plants from the sun to convert water and carbon dioxide into glucose and starches with oxygen as a waste product

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.

c. live where it’s cold and icy