Which statement is most true concerning carbon in sediments and rocks? ncdc. noaa. gov they receive the same amount from the ocean as they release to the atmosphere. they are some of the biggest reservoirs of global carbon. they return all of their carbon to the oceans. they hold all of their carbon as opposed to releasing it.

the correct answer would be they receive the same amount from the ocean as they release to the atmosphere

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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.