The following 3 'fill in the blank' questions are linked. Fill in the nitrogenous bases in...
The following 3 'fill in the blank' questions are linked. Fill in the nitrogenous bases in the following molecule of DNA. 3’ ATG_________________ 5’ 5’ TACCGTACGTTCATG 3’
Homework Answers
3' ATGGCATGCAAGTAC 5'
FOR such questions please remember if you see A on one strand , then on the other strand T will be added. Similarly C binds with G.
A-T
T-A
C-G
G-C
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The following 3 'fill in the blank' questions are linked. Fill
in the nitrogenous bases in...
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...
1. DNA Structure and Replication fill in the blanks. 10pts and , have two nitrogenous rings...
1. DNA Structure and Replication fill in the blanks. 10pts and , have two nitrogenous rings and are a. The bases, called direction and reads the b. DNA Polymerase synthesizes new DNA in the template DNA strand in the direction. c. DNA polymerases use -exonuclease activity to proofread newly synthesized DNA. Whereas, DNA Pol I uses _-exonuclease activity to remove RNA primers. d. The enzyme telomerase synthesizes using as a template. e. DNA Replication begins at the and two ,,...
2. Oxidation of nitrogenous bases is one type of DNA damage. a. What is the most...
2. Oxidation of nitrogenous bases is one type of DNA damage. a. What is the most common mechanism for repairing oxidized bases? (1 mark) b. Outline the steps involved in the mechanism you listed in part (a). (3 marks) C. How is this mechanism able to repair other types of damaged bases (for example, deamination of cytosine)? (1 mark)
11. Deoxyribose 12. 13. 14. 15. 16. Nucleus Point mutation Deletion mutation Exons Translation Nitrogenous bases...
11. Deoxyribose 12. 13. 14. 15. 16. Nucleus Point mutation Deletion mutation Exons Translation Nitrogenous bases H bonded mRNA A. Molecule that carries instructions for making a protein from a gene in the nucleus to a ribosome in the cytoplasm B. Enzyme that unwinds DNA double helix C. Sugar found in DNA nucleotide D. Process of making a protein E. Substitution of one nucleotide base pair for another F. Rungs (steps) of DNA "ladder" G. Transcription occurs in this part...
Which forms of the nitrogenous bases are rare and can lead to non Watson-Crick base-pairing?
3. Which forms of the nitrogenous bases are rare and can lead to non Watson-Crick base-pairing?4. Which of the two grooves, major or minor, contain sequence-specific information? Why does the other groove not contain sequence-specific information? 5. Why does the OD 260 of single stranded DNA absorb more UV light than double stranded DNA?
The analysis of the nitrogenous bases of the nucleic acid of a newly discovered virus showed...
The analysis of the nitrogenous bases of the nucleic acid of a newly discovered virus showed 20% adenine, 40% guanine, 10% thymine, and 30% cytosine. The viral nucleic acid is most likely single stranded RNA double stranded DNA double stranded RNA single stranded DNA
1. Why is the sequence of monosaccharides important to the properties of a carbohydrate? a. It...
1. Why is the sequence of monosaccharides important to the properties of a carbohydrate? a. It determines how the biochemical folds into a three-dimensional structure. b. It retains and transmits important biological information. c. It stores energy and provides covering to avoid water loss. d. It stores energy and provides structural support for cells. 2. How do components of a DNA molecule influence its physical properties? a. Deoxyribose and phosphate, linked by phosphodiester bonds, form repeating units to make...
Problem 4 Deaminating agents: a. Describe how a deaminating agent acts on nitrogenous bases b. Which...
Problem 4 Deaminating agents: a. Describe how a deaminating agent acts on nitrogenous bases b. Which two nitrogenous bases can be deaminated? c. What do each of the named nitrogenous bases above pair with after they have been deaminated? d. What type of mutations does this mutagen cause (if a substitution, be sure to state if it is a transition or transversion)? How would this agent act on each base pair shown below? T:A -> G: C-> A:T -> C:G...
2. Pyridine and pyrrole are both aromatic heterocyclic nitrogenous organic bases. However, they are not equally...
2. Pyridine and pyrrole are both aromatic heterocyclic nitrogenous organic bases. However, they are not equally as strong as bases however. Pyridine is a much better base (pKb-8.75) than pyrrole (pKb 13.6. Provide an explanation for the difference in basicity between the two compounds. (12.5 points) Pyrrole Pyridine As a part of your answer, start by showing the mechanism of how each molecule accepts a proton.
Label the following parts of a DNA polymer Nitrogenous base adenine Nitrogenous base quanine Nitrogenous base...
Label the following parts of a DNA polymer Nitrogenous base adenine Nitrogenous base quanine Nitrogenous base cylosine Sugar phosphate backbone Nitrogenous base thymine Nucleotide Hydrogen bond Reset Zoom
1. DNA Structure and Replication fill in the blanks. 10pts and , have two nitrogenous rings and are a. The bases, called direction and reads the b. DNA Polymerase synthesizes new DNA in the template DNA strand in the direction. c. DNA polymerases use -exonuclease activity to proofread newly synthesized DNA. Whereas, DNA Pol I uses _-exonuclease activity to remove RNA primers. d. The enzyme telomerase synthesizes using as a template. e. DNA Replication begins at the and two ,,...
2. Oxidation of nitrogenous bases is one type of DNA damage. a. What is the most common mechanism for repairing oxidized bases? (1 mark) b. Outline the steps involved in the mechanism you listed in part (a). (3 marks) C. How is this mechanism able to repair other types of damaged bases (for example, deamination of cytosine)? (1 mark)
11. Deoxyribose 12. 13. 14. 15. 16. Nucleus Point mutation Deletion mutation Exons Translation Nitrogenous bases H bonded mRNA A. Molecule that carries instructions for making a protein from a gene in the nucleus to a ribosome in the cytoplasm B. Enzyme that unwinds DNA double helix C. Sugar found in DNA nucleotide D. Process of making a protein E. Substitution of one nucleotide base pair for another F. Rungs (steps) of DNA "ladder" G. Transcription occurs in this part...
2. Pyridine and pyrrole are both aromatic heterocyclic nitrogenous organic bases. However, they are not equally as strong as bases however. Pyridine is a much better base (pKb-8.75) than pyrrole (pKb 13.6. Provide an explanation for the difference in basicity between the two compounds. (12.5 points) Pyrrole Pyridine As a part of your answer, start by showing the mechanism of how each molecule accepts a proton.
Label the following parts of a DNA polymer Nitrogenous base adenine Nitrogenous base quanine Nitrogenous base cylosine Sugar phosphate backbone Nitrogenous base thymine Nucleotide Hydrogen bond Reset Zoom
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