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01. What do you mean by peptide bond (linkage)?

                    02. Write  the  sequence  of  bases  of  m-RNA  molecule

                         synthesized on the following stands of DNA. TATC

                         GACGA.

                    03. What is meant by (i) nucleitide (ii) nucleoside?

                    04. Name the purines present is DNA.

                    05. What do you mean by denaturation of protein?
                    06. What do you mean by renaturation of protein?

                    07. Give the importance of vitamin-C.

                    08. Name a disease caused due to the lack of essential

                         amino acids in diet.

                    09. What  are  the  products  obtained  on  complete

                         hydrolysis of DNA?

                    10. Name the location where protein synthesis occur in

                         our body?

                    11. Name  the  vitamin  responsible  for  coagulation  of
                         blood.

                    12. Why can’t vitamin C be stored in our body?

                    13. Name the three major classes of carbohydrates and

                         give an example of each of these classes.

                    14. Write the reaction of glucose with ammonical silver

                         nitrate.

                    15. How glucose is prepared from starch?
                    16. What  happens  when  glucose  reacts  with  (i)


                         bromine water(ii) conc.  HNO  (iii) acetic anhydride (iv)
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                         NaBH  (v) hydroxylamine
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