Some soil bacteria convert nitrates into nitrogen gas through a process called OA denitrification
OB Nitrogen fixation
OC Ammonifictaion
OD Decomposition

Consider this plant cell which organelle is labeled g

What organ is the first to receive nutrients that have been absorbed from the digestive tract?

Asap many people try to eliminate fat from their diets which is one reason it is necessary for humans to eat fat a) fat is the only way to get energy b) every cell in the body must contain fat c)fat stores less energy than polysaccharides d) saturated fats make blood vessels healthier