All living thinks share the same basic characteristic that make them different from nonliving thinks. Brainstorm what characteristic all living thinks might have. Record your thought below

b. the carbon cycle ensures living things have a source of hydrogen

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.