Denaturation of proteins involves breakdown of (A) Secondary structure(B) Tertiary structure (C) Quarternary structure(D) All of these

Denaturation of proteins involves breakdown of (A) Secondary structure(B) Tertiary structure (C) Quarternary structure(D) All of these
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During denaturation of proteins, all of the following are disrupted except (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure

Description : During denaturation of proteins, all of the following are disrupted except (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure

Last Answer : Answer : B

Protein present in hemoglobin has the structure known as (A) Primary (B) Secondary (C) Tertiary (D) Quarternary

Description : Protein present in hemoglobin has the structure known as (A) Primary (B) Secondary (C) Tertiary (D) Quarternary

Last Answer : Answer : D

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

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

Denaturation refers to the loss of the ______ structure of a ______ molecule. a. primary; carbohydrate b. molecular; fat c. secondary; starch d. tertiary; protein

Description : Denaturation refers to the loss of the ______ structure of a ______ molecule. a. primary; carbohydrate b. molecular; fat c. secondary; starch d. tertiary; protein

Last Answer : d. tertiary; protein

How should CH3CHClCH2CH3 be classified? (a) primary alkyl halide (b) secondary alkyl halide (c) tertiary alkyl halide (d) quarternary alkyl halide

Description : How should CH3CHClCH2CH3 be classified? (a) primary alkyl halide (b) secondary alkyl halide (c) tertiary alkyl halide (d) quarternary alkyl halide

Last Answer : secondary alkyl halide

Which of the following protein structures does “denaturation” destroy?(a) primary and secondary structures (b) secondary and tertiary structures (c) tertiary and quaternary structures (d) secondary, tertiary, and quaternary structures

Description : Which of the following protein structures does “denaturation” destroy? (a) primary and secondary structures (b) secondary and tertiary structures (c) tertiary and quaternary structures (d) secondary, tertiary, and quaternary structures

Last Answer : secondary, tertiary, and quaternary structures

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 : 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

Last Answer : Answer : B

In proteins the α-helix and β-pleated sheet are examples of (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure

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

Out of two anticholinesterases, drug ‘X’ is a tertiary amine while drug ‘Y’ is a quarternary ammonium compound. Then: A. Drug ‘X’ is likely to be more potent than ‘Y’ B. Drug ‘X’ will be more suitable to be used as a miotic C. Drug ‘Y’ will be completely metabolized in the body D. Drug ‘Y’ will produce CNS effects

Description : Out of two anticholinesterases, drug X' is a tertiary amine while drug Y' is a quarternary ammonium compound. Then: A. Drug X' is likely to be more potent than Y' B. Drug X' will be more ... a miotic C. Drug Y' will be completely metabolized in the body D. Drug Y' will produce CNS effects

Last Answer : B. Drug ‘X’ will be more suitable to be used as a miotic

Out of two anticholinesterases, drug ‘X’ is a tertiary amine while drug ‘Y’ is a quarternary ammonium compound. Then: A. Drug ‘X’ is likely to be more potent than ‘Y’ B. Drug ‘X’ will be more suitable to be used as a miotic C. Drug ‘Y’ will be completely metabolized in the body D. Drug ‘Y’ will produce CNS effects

Description : Out of two anticholinesterases, drug X' is a tertiary amine while drug Y' is a quarternary ammonium compound. Then: A. Drug X' is likely to be more potent than Y' B. Drug X' will be more ... a miotic C. Drug Y' will be completely metabolized in the body D. Drug Y' will produce CNS effects

Last Answer : B. Drug ‘X’ will be more suitable to be used as a miotic

The linear arrangement of amino acid units in proteins is called : (a) primary structure (b) secondary structure (c) tertiary structure (d) quaternary structure

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

When egg albumin is heated till it is coagulated, the secondary and tertiary structures of the proteins are completely lost resulting in a mixture of randomly arranged (A) Dipeptide chains (B) Tripeptide chains (C) Polypeptide chains(D) All of these

Description : When egg albumin is heated till it is coagulated, the secondary and tertiary structures of the proteins are completely lost resulting in a mixture of randomly arranged (A) Dipeptide chains (B) Tripeptide chains (C) Polypeptide chains(D) All of these

Last Answer : Answer : C

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

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

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 : 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

Last Answer : Answer : D

In denaturation of proteins, the bond which is not broken: (A) Disulphide bond (B) Peptide bond (C) Hydrogen bond (D) Ionic bond

Description : In denaturation of proteins, the bond which is not broken: (A) Disulphide bond (B) Peptide bond (C) Hydrogen bond (D) Ionic bond

Last Answer : Answer : B

The bond in proteins that is not broken under usual conditions of denaturation: (A) Hydrophobic bond (B) Hydrogen bond (C) Disulphide bond (D) Peptide bonds

Description : The bond in proteins that is not broken under usual conditions of denaturation: (A) Hydrophobic bond (B) Hydrogen bond (C) Disulphide bond (D) Peptide bonds

Last Answer : Answer : D

The antigenic antibody functions of proteins by denaturation are frequently (A) Not changed (B) Changed (C) Both (A) and (B) (D) None of these

Description : The antigenic antibody functions of proteins by denaturation are frequently (A) Not changed (B) Changed (C) Both (A) and (B) (D) None of these

Last Answer : Answer : B

The bond in proteins that is not hydrolysed under usual conditions of denaturation: (A) Hydrophobic bond (B) Hydrogen bond (C) Disulphide bond (D) Peptide bonds

Description : The bond in proteins that is not hydrolysed under usual conditions of denaturation: (A) Hydrophobic bond (B) Hydrogen bond (C) Disulphide bond (D) Peptide bonds

Last Answer : Answer : C

What are the usual agents that cause denaturation of proteins?

Description : What are the usual agents that cause denaturation of proteins?

Last Answer : Brief heating, urea, X-ray, ultraviolet ray, high pressure, vigorous shaking.

In protein structure the α-helix and βpleated sheets are example of (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure

Description : In protein structure the α-helix and βpleated sheets are example of (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure

Last Answer : Answer : B

(i) ……………….. socialization involves intense cultural learning and takes place in childhood.  (Secondary / Primary / Tertiary)

Description : (i) ……………….. socialization involves intense cultural learning and takes place in childhood.  (Secondary / Primary / Tertiary)

Last Answer : Choose the correct alternative and complete the statement : (i) .. socialization involves ... or school. (dependent / formal / egalitarian)

What is tertiary structure of proteins? -Biology

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]

What is tertiary structure of proteins? -Biology

Description : What is tertiary structure of proteins? -Biology

Last Answer : answer:

What is meant by denaturation in proteins? -Biology

Description : What is meant by denaturation in proteins? -Biology

Last Answer : answer:

. Irreversible precipitation of proteins caused by heating is called : (a) Polymerisation (b) Denaturation (c) Electrophoresis (d) Inversion

Description : Irreversible precipitation of proteins caused by heating is called : (a) Polymerisation (b) Denaturation (c) Electrophoresis (d) Inversion

Last Answer : Denaturation

The α-Helix is a common form of (a) Primary structure (b) Tertiary structure (c) Secondary structure (d) None of these

Description : The α-Helix is a common form of (a) Primary structure (b) Tertiary structure (c) Secondary structure (d) None of these

Last Answer : Secondary structure

Which of the following structures can polypeptides have? (a) primary structure (b) secondary structure (c) tertiary structure (d) all of the these

Description : Which of the following structures can polypeptides have? (a) primary structure (b) secondary structure (c) tertiary structure (d) all of the these

Last Answer : all of the these

The _______ structure of a protein is the sequence of amino acids. a. primary b. secondary c. tertiary d. quaternary

Description : The _______ structure of a protein is the sequence of amino acids. a. primary b. secondary c. tertiary d. quaternary

Last Answer : a. primary

Increased serum alanine during fasting is due to (A) Breakdown of muscle proteins (B) Decreased utilization of non essential amino acids (C) Leakage of aminoacids to plasma (D) Impaired renal function

Description : Increased serum alanine during fasting is due to (A) Breakdown of muscle proteins (B) Decreased utilization of non essential amino acids (C) Leakage of aminoacids to plasma (D) Impaired renal function

Last Answer : Answer : A

What is meant by tertiary structure of a protein?

Description : What is meant by tertiary structure of a protein?

Last Answer : The tertiary structure denotes three dimensional structure of the whole protein. It defines the steric relationship of amino acids which are far apart from each other in the linear sequence.

In case of severe denaturation of protein, there is (A) Reversible denaturation (B) Moderate reversible denaturation (C) Irreversible denaturation (D) None of these

Description : In case of severe denaturation of protein, there is (A) Reversible denaturation (B) Moderate reversible denaturation (C) Irreversible denaturation (D) None of these

Last Answer : Answer : C

The disulphide bond is not broken under the usual conditions of (A) Filtration (B) Reduction (C) Oxidation (D) Denaturation

Description : The disulphide bond is not broken under the usual conditions of (A) Filtration (B) Reduction (C) Oxidation (D) Denaturation

Last Answer : Answer : D

In a protein molecule the disulphide bond is not broken by (A) Reduction (B) Oxidation (C) Denaturation (D) X-ray diffraction

Description : In a protein molecule the disulphide bond is not broken by (A) Reduction (B) Oxidation (C) Denaturation (D) X-ray diffraction

Last Answer : Answer : C

What are the features of denaturation?

Description : What are the features of denaturation?

Last Answer : Tungstic acid, phosphotungstic acid, trichloro acetic acid, picric acid, sulphosalicylic acid and tannic acid are protein precipitating agents.

The quarternary analogues of belladonna alkaloids are preferred over the natural alkaloids for antisecretory/ antispasmodic indications because: A. They have additional nicotinic receptor blocking activity B. They are incompletely absorbed after oral administration C. They are devoid of CNS and ocular effects D. Dose to dose they are more potent than atropine

Description : The quarternary analogues of belladonna alkaloids are preferred over the natural alkaloids for antisecretory/ antispasmodic indications because: A. They have additional nicotinic receptor blocking activity B. They are ... of CNS and ocular effects D. Dose to dose they are more potent than atropine

Last Answer : C. They are devoid of CNS and ocular effects

The quarternary analogues of belladonna alkaloids are preferred over the natural alkaloids for antisecretory/ antispasmodic indications because: A. They have additional nicotinic receptor blocking activity B. They are incompletely absorbed after oral administration C. They are devoid of CNS and ocular effects D. Dose to dose they are more potent than atropine

Description : The quarternary analogues of belladonna alkaloids are preferred over the natural alkaloids for antisecretory/ antispasmodic indications because: A. They have additional nicotinic receptor blocking activity B. They are ... of CNS and ocular effects D. Dose to dose they are more potent than atropine

Last Answer : C. They are devoid of CNS and ocular effects

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

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

The main role of bacteria in the carbon cycle involves (a) chemosynthesis (b) digestion or breakdown of organic compounds (c) photosynthesis (d) assimilation of nitrogenous compounds.

Description : The main role of bacteria in the carbon cycle involves (a) chemosynthesis (b) digestion or breakdown of organic compounds (c) photosynthesis (d) assimilation of nitrogenous compounds.

Last Answer : (b) digestion or breakdown of organic compounds

The main role of bacteria in the carbon cycle involves (a) chemosynthesis (b) digestion or breakdown of organic compounds (c) photosynthesis (d) assimilation of nitrogenous compounds.

Description : The main role of bacteria in the carbon cycle involves (a) chemosynthesis (b) digestion or breakdown of organic compounds (c) photosynthesis (d) assimilation of nitrogenous compounds.

Last Answer : (b) digestion or breakdown of organic compounds

6. Do you think the classification of economic activities into primary, secondary and tertiary is useful? Explain how. -Economics 10th

Description : 6. Do you think the classification of economic activities into primary, secondary and tertiary is useful? Explain how. -Economics 10th

Last Answer : The classification of economic activities into primary, secondary and tertiary is useful, as it helps to classify the different occupations that are taken up by the people in the country and how much ... the GDP and which sector has the scope to employ more people and increase the National Income.

Distinguish between primary, secondary and tertiary sector. -SST 10th

Description : Distinguish between primary, secondary and tertiary sector. -SST 10th

Last Answer : Primary Sector (i) It is known as agriculture and allied services sector. (ii) This sector produce goods and services by exploiting natural resources. (iii) This sector is unorganised and use ... communication come in this sector. (v) This sector s sharing in the employment is increasing.

What is GDP ? Assess the contribution of Secondary and Tertiary Sectors to the GDP of India. -SST 10th

Description : What is GDP ? Assess the contribution of Secondary and Tertiary Sectors to the GDP of India. -SST 10th

Last Answer : (i) Gross Domestic Product (GDP) refers to the money value of final goods and services produced in each sector. (ii) (a) The contribution of secondary sector to the Gross Domestic Product (GDP) in ... (b) The contribution of tertiary sector to the Gross Domestic Product (GDP) in India is about 53%.

What is meant by a primary consumer, secondary consumer and a tertiary consumer ? -SST 10th

Description : What is meant by a primary consumer, secondary consumer and a tertiary consumer ? -SST 10th

Last Answer : Primary consumer-Primary consumers are living organisms that only eat plants i.e. producers. Herbivores/plant eaters are primary consumers. For example-Goat, Rabbit. Secondary consumer-Secondary ... consumers are large carnivores which feed on small carnivores. For example Owl, lion, etc.

Do you think the classification of economic activities into primary, secondary and tertiary is useful ? -SST 10th

Description : Do you think the classification of economic activities into primary, secondary and tertiary is useful ? -SST 10th

Last Answer : 'Yes in my opinion the classification of economic activities into primary, secondary and tertiary sectors is very useful because classification will help us in identifying which activity ... smoothly and for best administration and development, classification of economic activities is necessary.

Explain the primary, secondary and tertiary sectors by giving examples of each. -SST 10th

Description : Explain the primary, secondary and tertiary sectors by giving examples of each. -SST 10th

Last Answer : Primary Sector :- All those economic activities that are undertaken by directly using natural resources are included in primary sector. For example, mining, forestry, fishing, poultry etc. Secondary sector : ... to the market. That will be done by tertiary sector. It is also called service sector.

“When a country develops, the contribution of primary sector declines and that of secondary and tertiary sector increases.” -SST 10th

Description : “When a country develops, the contribution of primary sector declines and that of secondary and tertiary sector increases.” -SST 10th

Last Answer : (i) In the initial stages of development, the primary sector was the most important sector of economic activity. As the methods of farming changed and agriculture sector began to prosper, ... in terms of total production and employment. This is the general pattern observed in developed countries.

How can we create more employment in secondary and tertiary sectors in rural India ? -SST 10th

Description : How can we create more employment in secondary and tertiary sectors in rural India ? -SST 10th

Last Answer : (i) We can create more jobs in the secondary sector by promoting industries such as dal mills. (ii) By promoting cottage and handicraft industries to employ the villagers. By establishing ... must be promoted to generate employment. (v) Building Multi-purpose Projects can create employment.

Classify the following alcohols as primary, secondary, or tertiary :

Description : Classify the following alcohols as primary, secondary, or tertiary :

Last Answer : Classify the following alcohols as primary, secondary, or tertiary : A. `(CH_(3))_(3)C CH_(2)OH` B. `CH_(3)CH( ... `(CH_(3))_(2)C(OH)CH_(2)CH_(3)` D.

n-propylamine containing no secondary and tertiary amines as impurities is prepared by

Description : n-propylamine containing no secondary and tertiary amines as impurities is prepared by

Last Answer : n-propylamine containing no secondary and tertiary amines as impurities is prepared by A. Hoffmann ... n-propylchloride with ammonia D. none of these

Give 3 methods to distinguish primary amine from secondary and tertiary.

Description : Give 3 methods to distinguish primary amine from secondary and tertiary.

Last Answer : Give 3 methods to distinguish primary amine from secondary and tertiary.