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Match List-I with List-II regarding biomolecules and their categories: | List-I | List-II | | :--- | :--- | | (A) Adenine | (I) Pigment | | (B) Anthocyanin | (II) Polysaccharide | | (C) Chitin | (III) Alkaloid | | (D) Codeine | (IV) Purine |
Match List-I with List-II List-I (Biological Molecules) (A) Glycogen (B) Globulin (C) Steroids (D) Thrombin List-II (Biological functions) (i) Hormone (ii) Biocatalyst (iii) Antibody (iv) Storage product
Match List-I with List-II: List-I A. Primary structure of protein B. Secondary structure of protein C. Tertiary structure of protein D. Quaternary structure of protein List-II I. Human haemoglobin II. Disulphide bonds III. Polypeptide chain IV. Alpha helix and β sheet
Enzymes that catalyse the removal of groups from substrates by mechanisms other than hydrolysis leaving double bonds, are known as:
Which of the following is a nucleotide?
Match Column – I with Column – II for housefly classification and select the correct option using the codes given below: Column I: (A) Family, (B) Order, (C) Class, (D) Phylum Column II: (i) Diptera, (ii) Arthropoda, (iii) Muscidae, (iv) Insecta
The catalytic cycle of an enzyme action is described in steps. Arrange them in the correct order: A. Enzyme releases products of the reaction and gets free. B. Substrate induces the enzyme to alter its shape. C. The substrate binds with the active site of the enzyme. D. Enzymes-product complex is formed.
Given below are two statements: Statement I: Amino acids have a property of ionizable nature of –NH2 and –COOH groups, hence have different structures at different pH. Statement II: Amino acids can exist as Zwitterionic form at acidic and basic pH. In the light of the above statements, choose the most appropriate answer from the options given below:
Which of the following graphs explains the effect of pH on the enzyme activity?
Match the biomolecules in List-I with their respective categories in List-II: | List-I | List-II | | :--- | :--- | | (A) Adenine | (I) Pigment | | (B) Anthocyanin | (II) Polysaccharide | | (C) Chitin | (III) Alkaloid | | (D) Codeine | (IV) Purine |
Identify the pair of heterosporous pteridophytes among the following :
Given below are two statements: Statement I: Endarch and exarch are the terms often used for describing the position of secondary xylem in the plant body. Statement II: Exarch condition is the most common feature of the root system. In the light of the above statements, choose the correct answer from the options below:
Frequency of recombination between gene pairs on same chromosome as a measure of the distance between genes to map their position on chromosome, was used for the first time by
Match List I with List II : List I A. Oxidative decarboxylation B. Glycolysis C. Oxidative phosphorylation D. Tricarboxylic acid cycle List II I. Citrate synthase II. Pyruvate dehydrogenase III. Electron transport system IV. EMP pathway Choose the correct answer from the options given below :
Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R : Assertion A : A flower is defined as modified shoot wherein the shoot apical meristem changes to floral meristem. Reason R : Internode of the shoot gets condensed to produce different floral appendages laterally at successive node instead of leaves. In the light of the above statements, choose the correct answer from the options given below :
How many different proteins does the ribosome consist of?
Which of the following statements are correct about Klinefelter's Syndrome? A. This disorder was first described by Langdon Down (1866). B. Such an individual has overall masculine development. However, the feminine developement is also expressed. C. The affected individual is short statured. D. Physical, psychomotor and mental development is retarded. E. Such individuals are sterile. Choose the correct answer from the options given below:
In gene gun method used to introduce alien DNA into host cells, microparticles of ________ metal are used.
Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R : Assertion A : ATP is used at two steps in glycolysis. Reason R : First ATP is used in converting glucose into glucose-6-phosphate and second ATP is used in conversion of fructose-6-phosphate into fructose-1, 6-diphosphate. In the light of the above statements, choose the correct answer from the options given below :
Which one of the following statements is NOT correct?