There is a big debate if viruses are alive or not. Either way, look at the list below and pick out the accurate statements.   A. Can only reproduce/replicate in a living cell.   B. They have a protein coat surrounding and protecting the nucleic acid.   C. Viruses have either DNA OR RNA - not both   D. They sometimes have an envelope.

Q: 88) For The DNA polymerase enzyme: one option is incorrect a. Can work in the nucleus only b. Can…

A: Answer is d

Q: A virus that undergoes lysogeny is a/ana. temperate phage.b. intemperate phage.c. T-even phage.d.…

A: Answer is a.)  temperate phage.

Q: 105) The Baltimore classification a. There were 4 classes for DNA families b. There were 6 classes…

A: Baltimore classification: It is based on the fact that the virus synthesizes mRNA for further…

Q: The HIV virus produces copies of its genome through:     A. DNA replication     B. Reverse…

A: HIV (human immunodeficiency virus) is a type of RNA virus that affects the person's immune cell.…

Q: Which of the following characteristics is not common in prokaryotic cells?

A:

Q: Assume a single base in a RNA virus has a mutation rate of 1/1000 per generation. Over the course…

A: If a random variable has binomial distribution with number of trials n and probability of each…

Q: Diseases due to viruses are plentiful. Name three diseases caused by viruses in humans. Which are…

A: The species-specific disease is those diseases that affect only a particular species such as HIV…

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: A virus is isolated, and individual virions appear spherical. What type of virus is this? A.…

A: The essential construction or structure of a virus is comprised of a hereditary information molecule…

Q: In class, you learned about how some bacteriophages can switch between two different life cycles.…

A: Bacteriophages are the viruses that infect bacteria. Bacteriophage is a cunning virus which…

Q: 1. Pandoravirus salinus is virus that infects amoeba, is very large (1µm) and has a genome composed…

A: Pandoravirus salinus is a large virus that infects amoeba and is one of the largest viruses…

Q: Phage conversion in which viruses add genes to a bacterial cell can be considered to be a form of…

A: Answer: Introduction: In horizontal gene transfer, the transfer of genetic material or genes occurs…

Q: How is phage therapy different from antibiotic therapy? usually kill many kinds of bacteria,…

A: Antibiotics are medications that are used to slow down the growth of bacteria or kill them. There…

Q: Match each characteristic of a living organism to the best answer for a virus. V Do viruses exhibit…

A: Viruses are obligate microscopic parasites that can not survive outside the host's body. They only…

Q: Even though viruses are known to take over the host cell's metabolism and use the host enzymes for…

A: Viruses show genomic flexibility and almost all RNA viruses are able to change their host mRNA into…

Q: In the development of an antiviral drug what would be two areas that would be deadly to the virus,…

A: Virus infection within host cell is mostly carried out by a cascade of events namely: Attachment:…

Q: The Baltimore Classification Scheme is fundamentally based on _____. a. the synthesis of viral…

A: Viruses are microscopic, non-cellular infectious pathogens that can only reproduce within a host…

Q: 1) Predict how the frequency of viruses with this deletion will change in the population over . Use…

A: Mutations arise as a natural by-product of infective agent replication.1 ribonucleic acid viruses…

Q: The contents of a plaque may not always contain a clonal population of phage if: a. Identical…

A: Plaque:- phage infected bacterium usually burst and releases a number of daughter phages which…

Q: Regarding the influenza virus, which of the following is false? A. The viral mRNAs are translated on…

A: * Influenza is also called as flu which is anan infectious disease caused by influenza viruses.…

Q: The primary advantage of conjugation is that ita. is the first step in the formation of a biofilm.b.…

A: Answer is option d .)provides a mechanism by which bacteria avoid being infected withviruses.

Q: You are a virologist studying a newly isolated viral strain and have sequenced its genome. You find…

A: Option A is correct.

Q: Viral genomes can bea. DNA or RNA.b. single-stranded or double-stranded.c. linear or circular.d. all…

A: Viral genome -packaging can be defined as the conserved area in the double-stranded DNA viruses…

Q: A prion is a disease-causing agent composed ofa. cells.b. nucleic acid with a protein coat.c.…

A: Cell is the basic structural, functional, and biological unit of all known organisms. The cell…

Q: 95) The herpesviruses: a. Can have an abortive infection b. Have three round of protein translation…

A: INTRODUCTION Herpes virus These are contagious viruses transmitted by skin to skin contact. They are…

Q: A bacterium has received new DNA that allows it to produce a toxin. Which of the following…

A:

Q: In prokaryotic cells, mRNA is translated as soon as it is transcribed because prokaryotes have...…

A: The  major difference between prokaryotic and eukaryotic cell is the  absence of membrane bound…

Q: Which of the following can be used to grow and study viruses?   A. embryonated eggs   B. living…

A: Virus are infectious particles having nucleic acid [DNA or RNA] surrounded by a protein coat. They…

Q: Define the difference in the term species for a eukaryotic organism, a prokaryotic cell and a virus.…

A: A species is a group of organisms that can interbreed and produce fertile offspring. The term is…

Q: The function of reverse transcriptase is toa. copy RNA into DNA.b. copy DNA into RNA.c. translate…

A: Retrovirus is a group of viruses that belong to the family Retroviridae and they have the RNA as…