Answer: they are called DNA polymerase and they’re proteins
Explanation:
The correct answer should be loss.
When your skin is cut open, obviously a little blood will run out as a result of that. This case is no different - the person who fell and has an abrasion on the knee will experience a slight loss of blood through that tiny wound which is the result of them falling on the ground.
These would be the decomposers - bacteria and fungi.
they are enzymes. i hope this helps