Which one of the following choices is correct The DNA molecule and the RNA molecule: a)...
Which one of the following choices is correct
The DNA molecule and the RNA molecule:
a) have the same nitrogen bases, but they differ in the backbone structure
b) differ in the nitrogen bases, differ in the backbone structure (one atom is different), but they have the same R-groups
c) have exactly the same backbone structure, they only differ in the nitrogen bases
d) None of the above is correct
Homework Answers
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Which one of the following choices is correct
The DNA molecule and the RNA molecule:
a)...
Which one of the following choices is correct The DNA molecule and the RNA molecule: a)...
Which one of the following choices is correct The DNA molecule and the RNA molecule: a) have the same nitrogen bases, but they differ in the backbone structure b) differ in the nitrogen bases, differ in the backbone structure (one atom is different), but they have the same R-groups c) have exactly the same backbone structure, they only differ in the nitrogen bases d) None of the above is correct
10. Which of the following statements best summarizes the differences between DNA and RNA? Group of...
10. Which of the following statements best summarizes the differences between DNA and RNA? Group of answer choices DNA nucleotides contain a different pyrimidine base than RNA nucleotides. The bases in DNA contain sulfur, whereas the bases in RNA do not contain sulfur. The bases in DNA contain sugars, whereas the bases in RNA do not contain sugar. DNA encodes hereditary information, whereas RNA does not. DNA nucleotides contain a different purine base than RNA nucleotides. 9. A phospholipid is...
36. Which statement is true about Nucleic Acids? a) DNA is a protein b) DNA is...
36. Which statement is true about Nucleic Acids? a) DNA is a protein b) DNA is identical to RNA C) RNA has the structure of a double helix, d) RNA binds to DNA but not to amino acids. e) None of these are true. 37. Which is true for DNA, RNA and Polypeptides? a) They all have R groups, b) They are formed from ribose by dehydration synthesis. c) They all have subunits that include nitrogenous bases. d) They were...
Which of the following are true regarding RNA compared to DNA? RNA is more stable than...
Which of the following are true regarding RNA compared to DNA? RNA is more stable than DNA RNA contains uracil, while DNA contains thymine RNA contains a hydroxy group at position 2', whereas DNA does not DNA contains phosphate groups between sugar rings, whereas RNA contains phosphate groups between nitrogenous bases
DNA is the molecule used to store the genetic code of most living organisms on earth....
DNA is the molecule used to store the genetic code of most living organisms on earth. Its structure was famously proposed by Watson and Crick who proposed double helix structure published in the journal Nature, April 25, 1953. For this the Nobel Prize was awarded to Watson, Crick & Wilkins in 1962. (a) (i) (ii) Show the chemical structure of the DNA backbone. What is a 1. the backbone, 2. a nucleoside, 3. a nucleotide 4. a nucleic acid? (b)...
QUESTION 5 Which one of the following explains the RNA molecule the best? O A. It...
QUESTION 5 Which one of the following explains the RNA molecule the best? O A. It contains uracil in place of thymine O B. It is generally a single strand molecule O C. Its sugar is ribose O D. All of the above QUESTION 10 A form of replication in which the two parental DNA strands remain together following DNA replication is O semi-conservative O conservative o dispersive o all of the above QUESTION 11 Which of the following is...
50) During DNA DNA? replication, which of the following enzymes covalently connects segments of A) helicase...
50) During DNA DNA? replication, which of the following enzymes covalently connects segments of A) helicase B) DNA polymerase III C) ligase D) DNA polymerase I E) primase 51) The nitrogenous base adenine is found in all members of which of the following groups of molecules? A) proteins, triglycerides, and testosterone B) proteins, ATP, and DNA C) ATP, RNA, and DNA D) glucose, ATP, and DNA E) proteins, carbohydrates, and ATP 52) A particular triplet of bases in the template...
15. Which one represents the correct DNA molecule based on the double helix model?
15. Which one represents the correct DNA molecule based on the double helix model?A. 5'-GAATTC-3' 5'-GAATTC-3'B. 5'-GAATTC-3' 3'-GAATTC-5'C. 5'-GAATTC-3' 5'-CTTAAG-3'D. 5'-GAATTC-3' 3'-CTTAAG-5'E. 5'-GAAUUC-3' 3'-CUUAAG-5'16. In the flow of genetic information (often called the Central Dogma), which of the following best represents the expression of genes? A. Protein—>RNA—>DNA B. DNA—>RNA—>Protein C. RNA—>DNA—>Protein D. DNA—>Protein—>RNAE. RNA—>Protein—>DNA17. Which of the following double-stranded nucleic acid represents the double helix model that is based on the two main concepts, antiparallel orientation and base-pairing rule, suggested by...
1. Which of the following is / are TRUE regarding a DNA molecule? a) A SINGLE...
1. Which of the following is / are TRUE regarding a DNA molecule? a) A SINGLE DNA molecule consists of 2 nucleotide chains b) Covalent, phosphodiester bonds connect the nucleotides of a single nucleotide chain together c) Phosphodiester bonds join the separate nucleotide chains to one another forming a single molecule d) Hydrogen bonds join the separate nucleotide chains to one another forming a single molecule 2. During DNA replication, the enzyme helicase: a) Unwinds the double helix b) Functions...
21. Of the following choices, which would be a proposed mechanism by which a basic molecule...
21. Of the following choices, which would be a proposed mechanism by which a basic molecule affects an acid solution? a) It prevents the disassociation of H.O molecules therefore raising the pH toward 7.0. b) The base releases OH which can combine with H in the solution, therefore raising the pH toward 70 c) bases are ionic molecules that combine with the polar H,O molecules.) They counteract the burning sensation caused by acids by cooling the cells lining the stomache)...
36. Which statement is true about Nucleic Acids? a) DNA is a protein b) DNA is identical to RNA C) RNA has the structure of a double helix, d) RNA binds to DNA but not to amino acids. e) None of these are true. 37. Which is true for DNA, RNA and Polypeptides? a) They all have R groups, b) They are formed from ribose by dehydration synthesis. c) They all have subunits that include nitrogenous bases. d) They were...
DNA is the molecule used to store the genetic code of most living organisms on earth. Its structure was famously proposed by Watson and Crick who proposed double helix structure published in the journal Nature, April 25, 1953. For this the Nobel Prize was awarded to Watson, Crick & Wilkins in 1962. (a) (i) (ii) Show the chemical structure of the DNA backbone. What is a 1. the backbone, 2. a nucleoside, 3. a nucleotide 4. a nucleic acid? (b)...
QUESTION 5 Which one of the following explains the RNA molecule the best? O A. It contains uracil in place of thymine O B. It is generally a single strand molecule O C. Its sugar is ribose O D. All of the above QUESTION 10 A form of replication in which the two parental DNA strands remain together following DNA replication is O semi-conservative O conservative o dispersive o all of the above QUESTION 11 Which of the following is...
50) During DNA DNA? replication, which of the following enzymes covalently connects segments of A) helicase B) DNA polymerase III C) ligase D) DNA polymerase I E) primase 51) The nitrogenous base adenine is found in all members of which of the following groups of molecules? A) proteins, triglycerides, and testosterone B) proteins, ATP, and DNA C) ATP, RNA, and DNA D) glucose, ATP, and DNA E) proteins, carbohydrates, and ATP 52) A particular triplet of bases in the template...
21. Of the following choices, which would be a proposed mechanism by which a basic molecule affects an acid solution? a) It prevents the disassociation of H.O molecules therefore raising the pH toward 7.0. b) The base releases OH which can combine with H in the solution, therefore raising the pH toward 70 c) bases are ionic molecules that combine with the polar H,O molecules.) They counteract the burning sensation caused by acids by cooling the cells lining the stomache)...
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