Which explanation best explains the role of enzymes as catalysts in living systems?

select one of the options below as your

a.
enzymes accelerate chemical reactions without getting used up in the process.

b.
enzymes accelerate chemical reactions by getting used up in the process.

c.
enzymes decelerate chemical reactions by getting used up in the process.

An easy way to calculate the amount of energy available at each level is to what?

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.