What kind of organism is an autotroph

Plants.

This is because they can produce their own food with light. They use the sunlight to produce food, water, carbon dioxide or other chemicals they need. They process is call Photosynthesis.

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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.