Inorganic Chemistry-Bioinorganic Chemistry (CSIR Chemical Sciences): Questions 8 - 11 of 17

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Question number: 8

» Inorganic Chemistry » Bioinorganic Chemistry » Oxygen Transport

Appeared in Year: 2012

MCQ▾

Question

Oxidation state of iron in methemoglobin: (June)

Choices

Choice (4) Response

a.

Four

b.

One

c.

Two

d.

Three

Question number: 9

» Inorganic Chemistry » Bioinorganic Chemistry » Metalloenzymes

Appeared in Year: 2012

MCQ▾

Question

Based on behaviour of metalloenzyme: -

  1. In enzymes, Zn activates Equation to form peroxide species.

  2. In enzymes, Zn activates Equation and provides a Zn bound hydroxide.

  3. In oxidases, Iron activates Equation to break bonding between two oxygens.

  4. Zn acts as nucleophile and attacks peptide. (Dec)

Choices

Choice (4) Response

a.

2 and 3

b.

3 and 4

c.

1 and 4

d.

1 and 2

Question number: 10

» Inorganic Chemistry » Bioinorganic Chemistry » Metalloenzymes

Appeared in Year: 2015

MCQ▾

Question

Biological function of carbonic anhydrase and carboxypeptidase A, respectively, are: - (June)

Choices

Choice (4) Response

a.

Interconversion of Equation and carbonates and gene regulation

b.

Interconversion of Equation and carbonates and hydrolysis of peptide bond.

c.

Gene regulation and hydrolysis of peptide bond.

d.

Gene regulation and Interconversion of Equation and carbonates.

Question number: 11

» Inorganic Chemistry » Bioinorganic Chemistry » Metalloenzymes

Appeared in Year: 2011

MCQ▾

Question

Carboxypeptidase contains: (June)

Choices

Choice (4) Response

a.

Equation and hydrolyses peptide bonds.

b.

Equation and hydrolyses peptide bonds.

c.

Equation and hydrolyses Equation

d.

Equation and hydrolyses Equation

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