<span>B. The enzyme amylase was saturated, as all its active sites were occupied by substrate starch.
Each enzyme molecule has an active site in which it binds to a substrate to complete the enzyme-substrate complex. This means that there has to be a balance of enzyme molecules to substrate molecules. </span>
Answer:
Respiratory
Explanation:
they all come together and help with breathing and oxygen :)
It's basically to reproduce. You are here because of reproduction from your parents.
Dissolving doe not indicate or guarantee a chemical change. Most of the time it is a physical change.
Unchanged solid in a liquid does not even indicate any change.
Solid floating on top of liquid does not indicate any change, physical or chemical.
When a mixture creates a new compound (gas from mixing solid and liquid), there is a chemical change.