Which of the following is false?(a) Heme consists of a complex organic ring structure, protoporphyrin(b) Protoporphyrin is bound to a single iron atom in its Fe^+3 state(c) Iron atom has 6 coordination bonds(d) Heme is found in a number of oxygen transporting proteins

Which of the following is false?(a) Heme consists of a complex organic

1.	Which of the following is false?(a) Heme consists of a complex organic ring structure, protoporphyrin(b) Protoporphyrin is bound to a single iron atom in its Fe^+3 state(c) Iron atom has 6 coordination bonds(d) Heme is found in a number of oxygen transporting proteins
Answer» Correct choice is (b) Protoporphyrin is bound to a single iron atom in its Fe^+3 state Easiest explanation: Protoporphyrin is bound to a single iron atom in its Fe^+2 state.

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Which of the following is false?(a) Heme consists of a complex organic ring structure, protoporphyrin(b) Protoporphyrin is bound to a single iron atom in its Fe^+3 state(c) Iron atom has 6 coordination bonds(d) Heme is found in a number of oxygen transporting proteins

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