Dead and decaying organic matter
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.
Answer:
Decentralization can help reduce deforestation when user groups engage with local government
Answer:
C. There are pros and cons to every decision we make.
