MDCAT Chemistry Chapter 19 Macromolecules Online Test With Answers

MDCAT Chemistry Chapter 19 Macromolecules Online Test

Sr. # Questions Answers Choice
1 Albumins are separated by 1/2 saturated ammonium sulfate Full saturated ammonium sulfate 20% saturated ammonium sulfate 60% saturated ammonium sulfate
2 On electrophoresis for plasma proteins using buffer of pH 8.6 The proteins are neutral The proteins carry negative charge The proteins carry positive charge The proteins are easily precipitated
3 Caseinogen is Simple protein Derived protein Phosphoprotein Rich in sulfur containing amino acids
4 Collagen contains high percentage of Glycine Tryptophan Phenyl Alanine Serine
5 Keratin is Protein of tendons Rich in sulfur Poor in cysteine Conjugated protein
6 Globulin is A basic protein A protein of low molecular weight Heat coagulable protein Easily soluble in water e.A fibrous protein
7 Albumin is Insoluble in water Heat coagulable protein A plant protein A protein of low biological value
8 Protein of high biological value Contains essential amino acids Is poor in essential amino acids Is of plant source Contains amino acid glycine e. Is a basic protein
9 Example of essential aromatic amino acids Theronine Alanine Phenyl alanine Glycine
10 Covalent bond is A weak bond A true chemical bond A hydrogen bond Responsible for secondary structure of protein
11 Fourth structure of protein structure refers to Proteins formed of more than one monomer Myoglobin is an example Depends on covalent bonds None of these
12 Third structure of protein structure refers to Number and sequence of amino acids Three dimensional structure of protein Proteins formed of more than one monomer Bending of protein molecule
13 Second order of protein structure refers to Number and sequence of amino acids Three dimensional structure of protein Proteins formed of more than one monomer Bending of protein molecule
14 First order of protein structure refers to Bending of protein chain Number and sequence of amino acids Three dimensional structure of protein Site of disulfide bonds
15 The peptide bond is Glycine Non-covalent bond Weak bond Responsible for secondary structure of protein
16 The active group of glutathione is Amino group Sulfhydryl group Carboxylic group Imino group
17 All amino acids are optically active except Amino acid Series Threonine Tryltophan
18 Example of non-protein amino acid Alanine Citrulline Phenylalanine Leucine
19 Example of basic essential amino acids Arginine Histidine Lysine All of the above
20 Separation of low molecular weight protein from high one is Dialysis Cromotography Electrophoiesis Ultracentrifugation
Download This Set

Is this page helpful?