high priority is given for the use of compost fertilizer put any three argument in favour of this statement

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

Enzymes affect the reactions in living cells by changing the

Anitrogen atom and an oxygen atom combine chemically to form nitric oxide. what is nitric oxide?