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.
Answer from: Quest
im not in connections yet but i might can you some questions. what grade are you in?
Answer from: Quest
What is the difference between cytokinesis in plant and animal cells? animal cells dived by a cleavage furrow. plant cells divide by a cell plate that eventually becomes the cell wall. cytoplasm and cell membranes are necessary for cytokinesis in both plant and animals.
Another question on Biology
Biology, 22.06.2019 00:30
When analyzing tree rings, what do scientists assume a thin ring indicates?