Nitrogen is Usually Taken Up the Fastest by Phytoplankton in the Form

Question

Nitrogen is usually taken up the fastest by phytoplankton in the form of
A) Nitrite
B) Ammonium
C) Nitrate
D) Dissolved amino acids

Accepted Answer

Ammonium is the preferred nitrogen source for phytoplankton because it requires less energy to assimilate compared to nitrate or nitrite.