1-Which biologically active species control important cellular process such as oxidation/reduction, hydrolysis, and methyl group transfer?
metalloproteins
free proteins
free metal ions
2-BioInorganic chemistry is the study of -------- utilized in biology
Inorganic elements
Physical chemistry
Catalysis
3-The abundant elements in the human body are-------
answer choices
C,N,Se,I
C,N,O,H
Fe,C,N,Tc
Fe,Co,Gd,Pt
4-Metal ions present in active site of Nitrogenase enzyme cofactor are
a. 𝐹𝑒, 𝑁𝑖
b. 𝐹𝑒, 𝐶𝑢
c. 𝐹𝑒, 𝑀𝑜
d. 𝐹𝑒, 𝑊
5-Ligand system present in vitamin 𝐵 12
a. Crown ether
b. Corin
c. Porphyrin
d. Phthalocyanine
6-The metal transferred by bacteria & fungi using siderophores/siderochromes is
a. 𝑀𝑜
b. 𝐹𝑒
c. 𝑍𝑛
d. 𝐶𝑢