Description : A t-error correcting q-nary linear code must satisfy: Where M is the number of code words and X is (1) qn (2) qt (3) q-n (4) q-t
Last Answer : (1) qn
Description : In proteins the α-helix and β-pleated sheet are examples of (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure
Last Answer : Answer : B
Description : why is a crochet called a quater note?
Last Answer : easiest stitch to master
Description : What way did the 75th Quater Quell of the Hunger games end?
Last Answer : Need answer
Description : A quater of 20?
Last Answer : a quarter of 20 is 5
Description : Give examples of simple proteins.
Last Answer : Albumins, globulins, protamines, prolamines, lectins, scleroproteins.
Description : Give examples of proteins that coagulate easily.
Last Answer : Albumin is easily coagulated, and globulins to a lesser extent.
Description : Isoenzymes can be characterized by (A) Proteins lacking enzymatic activity that are necessary for the activation of enzymes (B) Proteolytic enzymes activated by hydrolysis (C) Enzymes with identical primary structure (D) Similar enzymes that catalyse different reaction
Description : Denaturation of proteins involves breakdown of (A) Secondary structure(B) Tertiary structure (C) Quarternary structure(D) All of these
Last Answer : Answer : D
Description : The hydrogen bonds in the secondary and tertiary structure of proteins are directly attacked by (A) Salts (B) Alkalies (C) Detergents (D) All of these
Description : A coiled structure in which peptide bonds are folded in regular manner by (A) Globular proteins (B) Fibrous proteins (C) Both (A) and (B) (D) None of these
Last Answer : Answer : A
Description : During denaturation of proteins, all of the following are disrupted except (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure
Description : Primary structure of proteins can be determined by the use of (A) Electrophoresis (B) Chromatography (C) Ninhydrin (D) Sanger’s reagent
Description : Denaturation of proteins results in (A) Disruption of primary structure (B) Breakdown of peptide bonds (C) Destruction of hydrogen bonds (D) Irreversible changes in the molecule
Last Answer : Answer : C
Description : Tertiary structure of a protein describes (A) The order of amino acids (B) Location of disulphide bonds (C) Loop regions of proteins (D) The ways of protein folding
Description : The a-helix of proteins is (A) A pleated structure (B) Made periodic by disulphide bridges (C) A non-periodic structure (D) Stabilised by hydrogen bonds between NH and CO groups of the main chain
Description : What are the salient features of alpha structure of proteins?
Last Answer : It is a right-handed spiral structure; each turn is formed by 3.6 amino acid residues; it is major structural motif in globular proteins.
Description : Do proteins give a color with ninhydrin?
Last Answer : Proteins do not give a true color reaction; but N- terminal end amino group of protein will react with ninhydrin, to produce a blue color.
Description : Explain the thallus structure in lower members of Bryophyta. Give its two examples.
Last Answer : Explain the thallus structure in lower members of Bryophyta. Give its two examples.
Description : How are design specifications used in the construction of a structure Give examples in your answer.?
Last Answer : What is the answer ?
Description : Give two examples of how you might determine the structure of the table DEPT.
Last Answer : Use the describe command or use the dbms_metadata.get_ddl package.
Description : Interleukin-6 is recognized as the cytokine primarily responsible for the alteration in hepatic protein synthesis recognized as the acute phase response. Which of the following statement(s) is/are true ... physiologic role of acute phase proteins are to reduce the systemic effects of tissue damage
Last Answer : Answer: c, d IL-6 is now recognized at the cytokine primarily responsible for the alteration in hepatic synthesis recognized as the acute phase response. Glucocorticoid hormones augment ... that generally inhibit the tissue destruction that is associated with the local initiation of inflammation
Description : Cholesterol, testosterone, and estrogen are all examples of: a) proteins b) steroids c) nucleic acids d) alcohols
Last Answer : ANSWER: B -- STEROIDS
Description : What type of bonding helps in stabilishing the a-helix structure of proteins? -Chemistry
Last Answer : a-helix formation -» Intramolecular hydrogen bonding.
Description : What is tertiary structure of proteins? -Biology
Last Answer : Protein tertiary structure is the three dimensional shape of a protein. The tertiary structure will have a single polypeptide chain "backbone" with one or more protein secondary structures, the protein domains. ... .[1][2] A number of tertiary structures may fold into a quaternary structure.[3]
Last Answer : answer:
Description : (a) granular structure (b) first observed under the electron microscope as dense particles by Geprge Palade ( c ) composed of RNA and proteins not sur
Last Answer : (a) granular structure (b) first observed under the electron microscope as dense particles by ... Nucleolus B. Ribosomes C. Cristae D. Chloroplast
Description : What is The cellular structure that is responsible for synthesizing proteins is?
Last Answer : Feel Free to Answer
Description : Why is STRUCTURE and FUNCTION specifically important for proteins?
Description : What term describes the structure of a cell plasma membrane because of its oily nature and embebbed proteins?
Last Answer : fluid mosaic
Description : A single DNA molecule condensed into a compact structure in vivo by complexing with accessory histones or histone-like proteins.
Last Answer : Ans. Chromosome
Description : Antibacterial agents can be classified with regard to their structure, mechanism of action, and activity pattern against various types of bacterial pathogens. Which of the following ... are both bacteriostatic d. Sulfonamides and trimethoprim act synergistically to inhibit purine synthesis
Last Answer : Answer: a, b, d Penicillins, cephalosporins, and monobactams possess a b-lactam ring of some type and act to bind bacterial division plate proteins, thus inhibiting cell wall ... act in different mechanisms to inhibit protein synthesis, therefore two agents in combination act synergistically
Description : What type of bonding helps in stabilising the -helix structure of proteins ?
Last Answer : Ans. In a -helix structure, polypeptide chain of amino acids coils as a right handed screw because of the formation of all possible Hydrogen bonds between — NH group at each amino residue and > C = 0 group of adjacent turn of helix.
Description : “Ramachandran plot” is used to confirm the structure of (a) RNA (b) proteins (c) triacylglycerides (d) DNA
Last Answer : (b) proteins
Description : .All plastids have similar structure because they can (a) store starch, lipids and proteins (b) get transformed from one type to another (c) perform same function (d) be present together.
Last Answer : (b) get transformed from one type to another
Description : Keeping in view the fluid mosaic model' for the structure of cell membrane, which one of the following statement is correct with respect to the movements of lipids and proteins from one lipid ... ) Both lipids and proteins can flip-flop (d) While lipids can rarely flip-flop, proteins cannot.
Last Answer : (d) While lipids can rarely flip-flop, proteins cannot.
Description : Many blue-green algae occur in thermal springs (hot-water springs). The temperature tolerance of these algae have been attributed to their (a) mitochondrial structure (b) importance of homopolar bonds in their proteins (c) cell wall structure (d) modern cell organization.
Last Answer : (c) cell wall structure
Description : Which one of the following is NOT true of exotoxins? a. They are proteins. b. They are part of cell wall structure. c. They are released from live bacterial cells. d. They trigger antibody production.
Last Answer : d. They trigger antibody production.
Description : Digestion of proteins involves (a) changes in secondary structure only (b) cleavage of peptide linkages (c) removal of all carboxyl groups in the form of CO2. (d) removal of all NH2 groups in the form of NH3
Last Answer : cleavage of peptide linkages
Description : The linear arrangement of amino acid units in proteins is called : (a) primary structure (b) secondary structure (c) tertiary structure (d) quaternary structure
Last Answer : primary structure
Description : Which of the following is the quaternary structure of proteins concerned with? (a) sequence of amino acids in the peptide chain (b) description of the way the peptide chains are arranged with ... (c) location of the disulfide bridges in the peptide chain (d) conformation of the protein backbone
Last Answer : description of the way the peptide chains are arranged with respect to each other
Description : Which of the following may characterize the “secondary structure” of proteins? (a) conformation of the protein backbone (b) α-Helix (c) parallel β-pleated sheet (d) all of the above
Last Answer : all of the above
Description : Which of the following is the first step in the determination of the primary structure of proteins? (a) determining the number and kind of amino acids in the peptide (b) reducing the disulfide bridges ... (c) protecting the N-terminal of the peptide (d) protecting the C-terminal of the peptide
Last Answer : reducing the disulfide bridges in the protein
Description : Why is moist heat more versatile than dry heat? a. It More Easily Penetrates Materials. b. Water Molecules Conduct Heat Better Than Air c. It Denatures Proteins By Changing Their Structure And Chemical Bonds d. A-C Are Correct
Last Answer : d. A-C Are Correct
Description : What is not True for DNA in prokaryotes a) present in the form of a compact structure called nucleoid b) the coils are maintained by non-histone basic proteins c) found in cytoplasm in a supercoiled condition d) packaged as nucleosomes along with histones
Last Answer : b) the coils are maintained by non-histone basic proteins
Description : Typically proteins do not work in their simple amino acid chain structure but instead fold and form shapes that help in their function. Which of the structures is described as being in alpha helices and beta sheets?
Last Answer : Secondary Protein Structure
Description : Digestion of protein-is necessary because (a)It not absorbed as such (b)Proteins are large molecules. (c) Proteins have complex structure. (d) Proteins are made of amino acids
Last Answer : (a)It not absorbed as such
Description : The smallest monosaccharide having furanose ring structure is (A) Erythrose (B) Ribose (C) Glucose (D) Fructose
Last Answer : B
Description : Give some examples of covalent modification.
Last Answer : Glycogen synthase is inactive, in the phosphorylated state, whereas glycogen phosphorylase is active when phosphorylated.
Description : Give some examples of co-enzymes involved in reactions other than hydrogen transfer.
Last Answer : Thiamine pyrophosphate, pyridoxal phosphate, biotin, co-enzyme A, ATP.