Part A ) Multipule Choice
1) Oxidation of N2 gas to NH3 is known as:
A.Anammox. B.Ammonification C.Assimilation D.Nitrogen fixation
2) Iron is among the most abundant element in the Earth's crust, yet it can be a growth limiting nutrient for microbes. _______________ produced by aerobic bacteria can solubilize Fe3+ to transport iron into the cell.
A.Ferritin B.Magnetosomes C.Siderophores. D.Phosphonatases
3) One of the best understood biological systems for detoxifying organometallic or inorganic compounds involves the _____ __________, which catalyzes the two-electron reduction of Hg2+ to volatile, low-toxicity Hg0.
A. mer operon. B.tm7 operon. C.mih12 operon D.cellular detoxification
1.
Oxidation of N2 gas to NH3 is known as nitrogen fixation
2.
Iron is among the most abundant element in the earth's crust. yet it can be a growth limiting
nutrient for microbes. Siderophores produced by aerobic bacteria can solubilize Fe3+ to
transport iron into the cell.
Option c is the answer
Part A ) Multipule Choice 1) Oxidation of N2 gas to NH3 is known as: A.Anammox....