Natalia is a student in Anatomy and Physiology class. She is annoyed that she has to learn so many anatomical terms because as far as she is concerned she already knows the common names. What is the significant of learning anatomical directions and landmarks?

step 1: nitrogen fixation- conversion of atmospheric no₂ into forms useful to plants by lightning, bacteria, and cyanobacteria.

step 2: nitrification-process of converting ammonia to nitrite or nitrate.

step 3: assimilation-plant roots absorb new form of nitrogen.

step 4: ammonification-conversion of organic nitrogen to ammonia by bacteria involved in decomposition.

step 5: denitrification-bacteria turns the decomposed matter back into n₂o, which is released into atmosphere; repeat cycle.

multiplying and dividing the two decimals and the eqations by the same number of the overalls