Biomolecules

Short Answer Type

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What is pro-enzyme?

A proenzyme (or zymogen) is an inactive enzyme precursor. It requires a biochemical change (such as a hydrolysis reaction revealing the active site, or changing the configuration to reveal the active site) for it to become  an active enzyme. It is secreted by pancreas.

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    Name two sulphur containing and two basic amino acids.

    Answer

    Multiple Choice Questions

    Which one is the cofactor of carbonic anhydrase?

    • Iron (Fe)

    • Zinc (Zn)

    • Copper (Cu)

    • Magnesium (Mg)

    Answer

    Vitamin-D is produced in human body in

    • muscles

    • nerves

    • skin

    • bone marrow

    Answer

    Feedback inhibition of enzymes is affected by which ofthe following

    • Enzyme

    • Substrate

    • End products

    • Intermediate end products

    Answer
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    Pellagra is caused due to deficiency of the vitamin

    • thiamine

    • niacinn

    • pyridoxin

    • biotin

    Answer

    Which of the following vitamins are fat soluble?

    • A, B, C, K

    • A, B, D, E

    • A, D, E, K

    • A, D, C, K

    Answer

    Which element is cause of itai 1/N desh itai disease

    • Hg

    • Cd

    • Pb

    • As

    Answer

    Which of the following is not a conjugated protein?

    • Peptone

    • Phosphoprotein

    • Lipoprotein

    • Chromoprotein

    Answer
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    Which one is diaminodicarboxylic amino acid?

    • Cystine

    • Lysine

    • Cysteine

    • Aspartic acid

    Answer
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