Breakdown of dead/decomposing materials into ammonia?

Breakdown of dead materials into ammonia occurs due to decomposers.

Explanation:

Decomposers are the organisms which are responsible for the breakdown of dead bodies of plants and animals produces ammonia by consuming the nitrogen present in that dead body of plant and animals through the process of ammonification. The ammonium produced is then converted into nitrates by the nitrifying bacteria and this nitrates is used by the plants for making amino acids and enzymes.

answer; ///(statins)/aka as hmg coa

the tricuspid valve is present between right atrium and right ventricle