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- 1. What is the name of the nucleotide shown here?2. Identify all pointed structures (A to H)3. Which structure causes the acidity of the nucleotide? Choose theletter of your answer.6. THE FOLLOWING ARE DESCRIPTION OF NUCLEIC ACIDS. EXCEPT?A. MADE UP ALSO OF A NUCLEOSIDEB. COMPOSED OF CHAINS OF NUCLEOTIDESC. VERY LARGE, COMPLEX MOLECULESD. POLYMERS OF NON-REPEATING UNITS OF NUCLEOTIDES 7. ALL OF THE FOLLOWING ARE TRUE ABOUT DNA, EXCEPT?A. CONTAINS THE NITROGENOUS BASE URACILB. WITH ALPHA-HELICAL STRUCTUREC. INVOLVED IN PROTEIN SYNTHESISD. GENETIC CARRIER 8. WHICH OF THE FOLLOWING IS/ARE RESPONSIBLE FOR PROTEIN SYNTHESIS?A. T-RNAB. ALL OF THEMC. R-RNAD. M-RNA 9. WHICH OF THE FOLLOWING CAN AFFECT THE DNA STRUCTURE?A. ALL OF THEMB. UVC. BASE ANALOGUESD. IONIZING RADIATION 10. ALL OF THE FOLLOWING ARE PROTEIN ENZYMES, EXCEPT?A. PEPSINB. CHYMOTRYPSINC. PTYALIND. TRYPSIN1. Using diagrammatic representations, distinguish between: nucleotide, nucleoside and nucleic acid.
- 1.) What type of nucleic acid does this complex occur? 2.) How many 3',5'-Phosphodiester linkages were formed? from the complex of the given structure? Give ONLY the NUMBER of the linkages. 3.) Name the second complementary base from the 5' direction.3 components of a nucleotide are randomly connected, how many different arrangements of those compounds are possible? Explain8 What are the three components of anucleotide?
- 4.A nucleic acid has 13% of adenine. Determine the composition of guanine , cytosine and thymine 5.What are the forces that stabilizedouble stranded DNA? 6.Provide the structures and functions of three biochemically important disaccharides 7.What arethe structural and functional differences between starch and cellulose4. Which atom with a lone pair in the structure contributes to theresonance property of the nucleotide? Choose the letter of youranswer in the structure.5. How many hydrogen bonds is the structure pointing at E capableof forming?6. What is the name of the nitrogenous base which iscomplementary to pair with the nitrogenous base in the structure?1. What is the name of the nucleobase in the nucleotide structure? a. guanineb. adeninec. thymined. uracil 2. Is the nucleobase a purine or a pyrimidine?
- 1. What kind of bond links a base to some sugar? Is the sugar an alpha or beta anomer? In what position(s) of the sugar does this occur? In what position(s) of the base does this occur?6. a.) Which part (sugar, phosphate, or nitrogenous base) of the four types of nucleotides differ? b.) Based on the complementary base pairing rules we know that: A(denosine) pairs with _________ , and that G(uanine) pairs with _________.1. Label each statement about the polynucleotide ATGGCG as true or false. a) The polynucleotide contains six phosphodiester linkages. b) The nucleotide at the 5 ' end contains the base guanine. c) The nucleotide at the 3 ' end contains the base guanine. d) The polynucleotide could be part of a DNA molecule. e) The polynucleotide could be part of an RNA molecule.