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Question 72 2.5 pts In a nucleoside and a nucleotide, a bond forms between a nitrogenous...
DNA is formed by building blocks called __________. nucleotides nitrogenous bases polypeptides deoxyribose 0.5 points ...
DNA is formed by building blocks called __________. nucleotides nitrogenous bases polypeptides deoxyribose 0.5 points QUESTION 2 What does DNA stand for? Double-stranded Nucleic Acid Ribonucleic acid Deoxyribonucleic Acid Double-helix Nucleic Acid 0.5 points QUESTION 3 The nucleotides of DNA are held together by ___________. ionic bond hydrogen bond phosphodiester bond sugar-phosphate backbone 0.5 points QUESTION 4 DNA nucleotides with one-carbon nitrogen ring bases are called ________. adenines purines pyrimidines guanines 0.5 points QUESTION 5 Basic...
Question 6: 10 pts 5 pts (A) Draw the structure of: 1. Deoxyadenylic acid 2. Uridine...
Question 6: 10 pts 5 pts (A) Draw the structure of: 1. Deoxyadenylic acid 2. Uridine (B) Draw the two different dipeptides from L-tyrosine and L-alanine, showing the following in each structure. 1. the stereochemistry of the chiral centers 2. the N terminal 3. the C terminal 4, the peptide bond H3C OH OH NH2 NH2 HO L-alanine L-tyrosine ΝΗ, N pyrimidine purine NH O NH H,C, NH "NH NH NH H H H cytosine ( uracil (U; occurs in...
Question 1 (0.5 points) Which statement is true? O hydrogen always forms 1 bond all of...
Question 1 (0.5 points) Which statement is true? O hydrogen always forms 1 bond all of the statements are true carbon always forms 4 bonds organic chemistry is the study of molecules made of carbon Question 2 (0.5 points) If a chain of three carbon atoms contains all carbon-carbon single bonds, how many hydrogen atoms are there? 6 10 12 8 Question 3 (0.5 points) If an alkane contains 4 carbon atoms, how many hydrogen atoms are there? 10 6...
Part D Now can you predict nucleotide quantities in a hypothetical scenario with more than four...
Part D Now can you predict nucleotide quantities in a hypothetical scenario with more than four different types of nucleotides? An alien species was discovered that has DNA comprised of 6 diferent bases: binds to C: A binds to and X binds to Y Approximately 10% of this allen genome is comprised of nucleotides containing Cand 22% is comprised of nucleotides containing Y. Given this information, calculate the percentage of the alien genome that is comprised of nucleotides containing GTA...
1. Draw the synthons and synthetic equivalents formed by cleaving the indicated bond. (24 pts) synthons...
1. Draw the synthons and synthetic equivalents formed by cleaving the indicated bond. (24 pts) synthons synthetic equivalents OH 1 2. H-C-CH.CH CH.CH.CH H b. CH3 Cc CH,CH H c. CYCH, OH d. CH2-C-CH 20-CH CH, 2. Circle the most acidic hydrogen(s) in the molecule. (8 pts) O Η T O Ι Η Η H, Α. -cΞc-}, Η. H Η Η Η Η Η Η 3. Determine the pK, for each type of hydrogen in the molecule. Write the number...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick labels ball & stick labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. • Use the wedge/hash bond tools to indicate stereochemistry where...
Question 2 (25 pts.) This is benzoic acid. Draw MINOR RESONANCE contributors as necessary to explain...
Question 2 (25 pts.) This is benzoic acid. Draw MINOR RESONANCE contributors as necessary to explain why the nmr chemical shift of carbon A is larger than that of carbon B. Give a brief explanation that includes the terms "deshielding" and "electron density. Question 3 (18 pts.) Rank the indicated hydrogens A, B and C in order of INCREASING chemical shift, give a BRIEF explanation. You do not need to invoke resonance to answer this question. lowest highest Question 4...
2. Use the molecule below to answer questions 21-2d. Ong NH2 in HOSN o dohop e...
2. Use the molecule below to answer questions 21-2d. Ong NH2 in HOSN o dohop e Tolon OCHS NH o=p-O b clum OH olson be views OOCH3 od bono (nog) Octo O=P-O OH | 0 O=p-O D r ew bigodarodontol O (no onero O HO o=po -O NH2 Онон 20. What type of molecule is this? There are 2 ways to describe this and I am looking for both names. (2 points) Nuulic Acid, RNA 2b. Label each of the...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick + labels b all & stick + labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. Classify each of the following sugars. (For...
Bleach is a common household cleaner that removes stains, disinfects, and can be used to whiten...
Bleach is a common household cleaner that removes stains, disinfects, and can be used to whiten clothes. The % ionization curve for hypochlorite is shown to the right. The primary ingredient of household bleach is sodium hypochlorite (NaCl), which is typically in a concentration around 0.67 M of the base OCI. What is the pH of household bleach? 1001.------- 1 1- % OCI ------- -- - - 1 ILI I - - 50 L 1 TT +- - - --...
Question 6: 10 pts 5 pts (A) Draw the structure of: 1. Deoxyadenylic acid 2. Uridine (B) Draw the two different dipeptides from L-tyrosine and L-alanine, showing the following in each structure. 1. the stereochemistry of the chiral centers 2. the N terminal 3. the C terminal 4, the peptide bond H3C OH OH NH2 NH2 HO L-alanine L-tyrosine ΝΗ, N pyrimidine purine NH O NH H,C, NH "NH NH NH H H H cytosine ( uracil (U; occurs in...
Question 1 (0.5 points) Which statement is true? O hydrogen always forms 1 bond all of the statements are true carbon always forms 4 bonds organic chemistry is the study of molecules made of carbon Question 2 (0.5 points) If a chain of three carbon atoms contains all carbon-carbon single bonds, how many hydrogen atoms are there? 6 10 12 8 Question 3 (0.5 points) If an alkane contains 4 carbon atoms, how many hydrogen atoms are there? 10 6...
Part D Now can you predict nucleotide quantities in a hypothetical scenario with more than four different types of nucleotides? An alien species was discovered that has DNA comprised of 6 diferent bases: binds to C: A binds to and X binds to Y Approximately 10% of this allen genome is comprised of nucleotides containing Cand 22% is comprised of nucleotides containing Y. Given this information, calculate the percentage of the alien genome that is comprised of nucleotides containing GTA...
1. Draw the synthons and synthetic equivalents formed by cleaving the indicated bond. (24 pts) synthons synthetic equivalents OH 1 2. H-C-CH.CH CH.CH.CH H b. CH3 Cc CH,CH H c. CYCH, OH d. CH2-C-CH 20-CH CH, 2. Circle the most acidic hydrogen(s) in the molecule. (8 pts) O Η T O Ι Η Η H, Α. -cΞc-}, Η. H Η Η Η Η Η Η 3. Determine the pK, for each type of hydrogen in the molecule. Write the number...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick labels ball & stick labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. • Use the wedge/hash bond tools to indicate stereochemistry where...
Question 2 (25 pts.) This is benzoic acid. Draw MINOR RESONANCE contributors as necessary to explain why the nmr chemical shift of carbon A is larger than that of carbon B. Give a brief explanation that includes the terms "deshielding" and "electron density. Question 3 (18 pts.) Rank the indicated hydrogens A, B and C in order of INCREASING chemical shift, give a BRIEF explanation. You do not need to invoke resonance to answer this question. lowest highest Question 4...
2. Use the molecule below to answer questions 21-2d. Ong NH2 in HOSN o dohop e Tolon OCHS NH o=p-O b clum OH olson be views OOCH3 od bono (nog) Octo O=P-O OH | 0 O=p-O D r ew bigodarodontol O (no onero O HO o=po -O NH2 Онон 20. What type of molecule is this? There are 2 ways to describe this and I am looking for both names. (2 points) Nuulic Acid, RNA 2b. Label each of the...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick + labels b all & stick + labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. Classify each of the following sugars. (For...
Bleach is a common household cleaner that removes stains, disinfects, and can be used to whiten clothes. The % ionization curve for hypochlorite is shown to the right. The primary ingredient of household bleach is sodium hypochlorite (NaCl), which is typically in a concentration around 0.67 M of the base OCI. What is the pH of household bleach? 1001.------- 1 1- % OCI ------- -- - - 1 ILI I - - 50 L 1 TT +- - - --...
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