Q: Compare the structure of the influenza and Bacteriophage T4 viruses. Include the nuclear material,…
A: Viruses are non-cellular organisms that are characterised by having an inert crystalline structure…
Q: 1. Give the correct term for each of the follow : a. Viruses that contain an enzyme that copies are…
A: The immune system is a defense system of the body against pathogens such as viruses, bacteria which…
Q: 4. At which stage of viral infection did these mutations most likely occur?
A: The spread of a dangerous virus within the body is called a viral infection. Tissue damage and the…
Q: What are the key organelles in a cell?
A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…
Q: 1. List and describe the 6 steps in the replication of T4 phage in E. coli
A: Bacteriophages also called “phages” are viruses that infect bacteria. The T4 phage is a member of…
Q: Explain how the overuse of antibiotics promotes resistance in a population of bacteria.
A: Introduction : Microbes that have developed resistance to the majority of antibiotics and antiviral…
Q: 81) The RNA polymerase (RDRP) enzyme a. Can act on the nucleus only b. Can only be a viral enzyme.…
A: RNA dependent RNA polymerase is an enzyme that catalyzes the processes of RNA replication from RNA…
Q: 3) Now put this information to use.... suggest a synthesis of 13b, a peptidomimetic inhibitor of the…
A: Compound 13b is a SARS-CoV2 main protease inhibitor and is derivative of α-ketoamide inhibitor.…
Q: Diagram the life cycle for a virus that uses an RNA-dependent DNA-polymerase.
A: Reverse transcriptase, also known as RNA-dependent DNA polymerase, is a DNA polymerase enzyme that…
Q: 1. Lytic phages lyse their host cells, whereas temperate phages either lyse their host or integrate…
A: Dear student, we are authorized to answer one question at a time, since you have not mentioned which…
Q: Define Cdc45-Sld3 complex
A: The cdc45-Sld3 complex is a protein that regulates the cell division cycle important for initiating…
Q: Matching. Select the mode of action for each drug in the left column; all but one choice is used.
A: Sulfonamides - interfere with the synthesis of folic acid Zidovudine - reverse transcriptase…
Q: Key characteristic prions:(a) Found only in brains cells(b) Heat-resistant genomic material(c)…
A: Answer is a.) found only in brain cells.
Q: Besides the virus escaping the cell through lysis or exocytosis what are two other effects a virus…
A: Viruses have several different effects on the host cells. These includes lytic infection, Persistent…
Q: 2. Microbes also acquire genetic variation through transformation, transduction, and conjugation…
A: Introduction :- Variations are the differences between individuals of different species .Variation…
Q: 3. (a). Illustrate and describe the lytic and lysogenic cycles for the production of viruses. (b).…
A: Introduction : A prokaryotic organism with only one cell is a bacteria. They lack a nucleus and…
Q: Which of the following is NOT a function of structural proteins? O a. Initiate fusion with the cell…
A: Viruses are microscopic, acellular, organisms that form an intermediate group between living and…
Q: a. If viruses that normally form envelopes were prevented frombudding, would they still be…
A: Viruses are tiny infectious agents that use host mechinary for their replication.
Q: The steps (and in the correct order )that must occur for proteins to be made are: Group of answer…
A: The central dogma of molecular biology is the conversion of instructions from DNA into a functional…
Q: 100) The HA protein of Influenza vaccine is a. The HA1 is responsible for binding to unexposed…
A: Answer :- Option (B) is correct. - The HA protein of influenza vaccine is the HA protein of the…
Q: 00 Examine the structures below of several anti-viral drugs. Match the anti-viral drugs with the…
A: Inhibits the viral DNA polymerase of herpesvirus : Acyclovir Acyclovir triphosphate inhibits viral…
Q: A virus that typically forms an envelope is now being prevented from budding out of the host cell.…
A: Enveloped viruses (e.g., HIV) typically are released from the host cell by budding. During this…
Q: 1) Listen Can a bacteriophage only capable of the lytic replication cycle transfer bacterial genes…
A:
Q: 19. Which of the following statement about vectors are true? a. Vectors can be linear or circular b.…
A: The term vector refers to the DNA molecules that act as transporting vehicle which carries foreign…
Q: 14. You are studying two strains of C. diptheriae and find that one strain is fully capable of…
A: Difference:- The difference between two strains of Corynebacterium diptheria, one of which can…
Q: 8. Salmonella has genes that allow it to survive acidic conditions like the stomach acid and the…
A: Salmonella enterica is a pathogenic bacteria,it evolves a specialized strategy to survive and…
Q: . Explain why it is NOT possible to treat diseases caused by prions with the same drugs that inhibit…
A: Hello! Since you have asked multiple question, we will solve the first two questions for you. If you…
Q: Provide three mechanism that antibiotics kills bacteria
A: Antibiotics are produced by some bacterial species that use this chemical to inhibits the growth of…
Q: Bacteriophages can recognize the host cell by: O a. Binding of a viral protein to a receptor on the…
A: Note: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…
Q: 2. Write a brief description of Tn5 3. Explain what is a suicide vector. Use A:Tn5 as an example 4.…
A: The part of the gene that moves from one part of the chromosome to the other is called as the…
Q: Explain how scientists could have identified the T toxin 2. Name one enzyme which would have…
A: Bacillus thuringiensis is a bacterium and now used as genetically modified organism to grow the pest…
Q: Browse the Internet to determine the drugs that are used to treatpeople with AIDS. Which proteins do…
A: AIDS (Aquired immunodeficiency disorder) is caused by human immunodeficiency virus(HIV) that attack…
Q: hich of the following is inconsistent with the central dogma? a) An RNA molecule that can…
A: Process of DNA molecule synthesis from another DNA molecule is replication. The synthesis of RNA…
Q: The 1918 influenza strain killed millions of people world-wide. After recovering virus from…
A: The influenza virus, which infects the respiratory tract, causes influenza. The influenza virus is…
Q: 1. List the sequences of events in lytic and lysogenic cycles of viral infections . 2. Which…
A: 1. The life cycle of the bacteriophages has been a good model for understanding how the viruses will…
Q: 2) In the classic experiment discovering transformation (involving mice): a) F+ cells injected into…
A: Transformation process is defined as the acquisition of exogenous DNA by an organism in other words…
Q: How can a productive phage infection not kill a host cell?
A: The productive phage infections doesn't kill a host cell instead they get copied along with the host…
Q: 4. How can bacteria cause mutation in their host? * A. It causes inflammation, breakage, and damage…
A: Mutations caused by environmental factors are called mutagens. Types of mutagens can be: Radiation…
Q: In lytic cycle of bacteriophage replication a. bacteriophage transfers bacterial DNA b. viral DNA…
A: The viral particles are obligate parasites. They lack the cell machinery required for propagation or…
Q: 4. Applying: Use your knowledge of molecular and cellular biology to explain how the following…
A: SARS COV 2 or corona virus has created havoc by causing pandemic recently and is still showing its…
Q: Chapter 13: Viruses, Viroids, and Prions16. Bacteriophage: Compare and contrast virulent…
A: The virus is a small infection-causing organism that multiplies inside the cells of an organism.…
Q: acteriophages and animal viruses do NOT differ significantly in which one of the following steps ?…
A: Bacteriophages are viruses that attack only bacteria whereas animal viruses are viruses that attach…
Q: describe the main features of the cell cycle.
A: On the Earth, all multicellular organisms start life as a single cell which is formed after…
Q: 1.identify and describe the normal function of the cdc25 gene responsible for the observed cdc9-50…
A: We know that Protein complexes composed of two subunits . Which are as follows: Cyclin Cyclin…
Q: -What are bacteriophages?
A: Bacteriophage is single stranded Ribonucleic acid virus . Bacteriophage attack and hijack bacterial…
Q: 13) A certain bacterial colony originated from the division of a single bacterial cell. Each cell in…
A: Bacterial colonies are prepared in order to isolate different strains of bacteria and obtain the…
Q: 7. Replication factor C plays which of the following roles in eukaryotic DNA replication? A.…
A: Genetics is a discipline that studies genes, genetic diversity, and inheritance in living things.…
Q: Q1) Give the reason of the following: a- Red blood cells are rounded disks and lack the nucleus. b-…
A: An organelle is a specialised subunit of a cell that has a defined role in cell biology. Organelle…
Q: What is wrongly matched?
A: Bacteria is prokaryotic cell which lacks membrane bound nucleus and membrane bound cell organelle.…
Step by step
Solved in 4 steps
- 1. In bacteria, Which of the following mechanisms is the least probable in promoting antibiotic resistance? A. receive a gene or genes that code for capsule production B. receive a gene or genes that code for a “multidrug resistant” bomb C. a chromosomal mutation that alters membrane permeability D. a chromosomal mutation that alters the shape of the drug receptor E. receiving a gene that codes for an enzyme that destroys a particular antibiotic 2. Why are Pseudomonas aeruginosa infections difficult to treat? A. Because they form biofilms, which are difficult for antibiotics to penetrate. B. Because they have a special endotoxin that degrades many antibiotics. C. Because we do not have any antibiotics that target P. aeruginosa. D. Because they are gram-positive bacteria, which are harder to treat. 3. Which of the following drugs is not used primarily to treat tuberculosis A. ethambutol B. rifampin C. isoniazid D. sulfonamide2) Describe the function of the key Agrobacterium proteins involved in the transfer and integration of the transfer DNA (T-DNA) into host cells27. Match the following three words to its correct definition. a.) Transformation b.) Transduction c.) Conjugation -Uptake of DNA from the environment -Transfer of DNA by one bacterium to another by a viral vector -Transfer of replicated DNA from a donor to a recipient
- Please answer fast 1. a. Give an example of lysogenic conversion. b. An example of lytic phage and temperature phage in E. coli.Synthesis of new bacteriophages in a bacterial host involves the use of a.) Host cell encoded proteins only b.)Virally encoded proteins only c.) Both host and virally encoded proteins1. Explain why it is NOT possible to treat diseases caused by prions with the same drugs that inhibit nucleic acid replication? 2. Explain how the attachment of viruses to bacterial cells is different from the attachment of viruses to animal cells.
- Design an Experiment Design an experiment using radioactive isotopes to show that the process of bacterial transformation involves DNA and not protein.What is wrongly matched? A) None of the above B) Transfer of genetic material from 1 cell to --- conjugation. Another involving cell to cell contact C) Transfer of DNA from 1 cell to another by a Bacteriophage---Transduction D) Bacterial cell in which the F factor has become integrated---HFr1. Which process aids in the attachment of a bacteriophage to its host cell? random collisions, chemical attractions, and receptor specificity chemical attractions both chemical attractions and random collisons receptor specificity random collisions
- Give typing answer with explanation and conclusion 1- Describe the events that must occur within the transfected Sf9 cells (in vivo) between the transfer vector and the Bac-n-Blue DNA that will lead to the production of a recombinant Bac-n-Blue viral genome.16. The steps (and in the correct order )that must occur for proteins to be made are: Group of answer choices translate the gene, transport the gene translate the gene, transport the gene copy the gene, transport the gene, translate the gene transport the gene, copy the gene, translate the gene(1) Why the ratio of PE/GFP fluorescence is measured in the FACS experiment, instead of measuring only total PE fluorescence? (2) Explain the effect that each mutation causes in the function of MC4R, and how they can be linked to disease.