Biochemistry - Mock Test 15

Question 141

The discoverer of Urea cycle was

A) Hans Adolf Krebs B) Tadeus Reichstein C) Konrad Lorenz D) Edward Doisy

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Question 142

The protein nature of the enzyme Pepsin was first shown by

A) Adolf Butenandt B) Hans Adolf Krebs C) John Howard Northrop D) Tadeus Reichstein

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Question 143

The discovery of deoxyribose sugar as a component of nucleic acids was made by

A) Alexander Fleming B) Adolf Butenandt C) Pheobus Levene D) Edward Doisy

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Question 144

The demonstration that urease enzyme is a protein was made by

A) Aleksandr Oparin B) Otto Diels C) Alexander Fleming D) James Sumner

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Question 145

The presence of methane, ammonia, hydrogen and water vapour in the atmosphere of early earth which served as raw materials for the life form origin was proposed by

A) Aleksandr Oparin B) Alexander Fleming C) Linus Pauling D) Otto Diels

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Question 146

The first artificial synthesis of peptide amino acid chains was done by

A) Mikhail Tsvet B) Emil Fisher C) Jacob Hoff D) William Bateson

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Question 147

The chromatographic technique to separate organic compounds was first demonstrated by

A) William Bateson B) Mikhail Tsvet C) Linus Pauling D) Robert Corey

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Question 148

The detailed analytical studies of sugars was first carried out by

A) Jacobs Hoff B) Louis Pasteur C) Emil Fischer D) Gregor Mendel

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Question 149

The advanced 3D stereochemical organic molecule representation was made by

A) Jacobus van’t Hoff & Joseph Achille Le Bel B) Watson & Crick C) Linus Pauling & Robert Corey D) Urey and Miller

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Question 150

The discovery of nucleic acids in nuclei of cells was made by

A) Jacobs Hoff B) Luois Pasteur C) Friedrich Miescher D) Gregor Mendel

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