How many ways can you choose ten tadpoles from a pool of 20?

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.

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blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.