Which of the following statements accurately distinguishesbetween viruses, prokaryotic cells, and eukaryotic cells?Viruses are not cellular and require a host to replicate, prokaryotic cellslack a nucleus, and eukaryotic cells contain a nucleus and othermembrane-bound organellesViruses, prokaryotic cells, and eukaryotic cells all contain a nucleusViruses and prokaryotic cells are always unicellular, while eukaryoticcells are always multicellularViruses do not contain organelles, while prokaryotic and eukaryotic cellsdo

Cell is the structural and functional unit of life. All living organisms consist of cells. Cell is…

Which of the following statements accurately distinguishes between viruses, prokaryotic cells, and eukaryotic cells? Viruses are not cellular and require a host to replicate, prokaryotic cells lack a nucleus, and eukaryotic cells contain a nucleus and other membrane-bound organelles O Viruses, prokaryotic cells, and eukaryotic cells all contain a nucleus Viruses and prokaryotic cells are always unicellular, while eukaryotic cells are always multicellular Viruses do not contain organelles, while prokaryotic and eukaryotic cells do

Which of the following statements accurately distinguishes between viruses, prokaryotic cells, and eukaryotic cells? Viruses are not cellular and require a host to replicate, prokaryotic cells lack a nucleus, and eukaryotic cells contain a nucleus and other membrane-bound organelles O Viruses, prokaryotic cells, and eukaryotic cells all contain a nucleus Viruses and prokaryotic cells are always unicellular, while eukaryotic cells are always multicellular Viruses do not contain organelles, while prokaryotic and eukaryotic cells do

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter17: The Immune System And Disease

Section: Chapter Questions

Problem 1ACQ: Figure 17.5 Which of the following statements about virus structure is true? a. All viruses are...

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Arrange the following list into the correct sequence for part of the cycle of a retrovirus: 1. dsDNA integrated into host DNA 2.viral proteins synthesized on host ribosomes 3. viral DNA uses host enzymes to transcribe viral RNA 4. reverse transcriptase catalyzes synthesis of ssDNA 5. synthesis of second DNA strand (a) 5, 2, 1, 3, 4 (b) 5, 2, 3, 4, 1 (c) 4, 5, 1, 3, 2 (d) 4, 1, 2, 3, 5 (e) 2, 1, 3, 4, 5
Figure 17.5 Which of the following statements about virus structure is true? a. All viruses are encased in a viral membrane. b. The capsomere is made up of small protein subunits called capsids. c. DNA is the genetic material in all viruses. d. Glycoproteins help the virus attach to the host cell.
Figure 21.5 Which of the following statements about virus structure is true? All viruses are encased in a viral membrane The capsomere is made up of small protein subunits called capsids. DNA is the genetic material in all viruses. Glycoproteins help the virus attach to the host cell.
A scientist discovers a new virus with a linear, RNA genome surrounded by a helical capsid. The virus is most likely a member of which family based on structure classification? Rabies virus Herpesviruses Retroviruses Influenza viruses
The genome of a virus consists of (a) DNA (b) RNA (c) prions (d) DNA and RNA (e) DNA or RNA
Arrange the following list into the correct sequence for viral reproduction: 1. penetration 2. assembly 3. replication 4. attachment 5. release (a) 1, 2, 3, 4, 5 (b) 5, 2, 3, 4, 1 (c) 4, 1, 3, 2, 5 (d) 4, 1, 2, 3, 5 (e) 3, 1, 2, 4, 5
Figure 17.6 Influenza virus is packaged in a viral envelope, which fuses with the plasma membrane. This way, the virus can exit the host cell without killing it. What advantage does the virus gain by keeping the host cell alive?
Polyomavirus and Papillomavirus, which is NOT correct? are circular dsDNA are icosahedral capsid are non-enveloped contain DNA and RNA polymerase their fusion with the host cell doesn’t involve in uncoating genome replicate in cytoplasm None of the above Both D and F D, E, and F
Select all the following statements that are TRUE regarding viruses: □ All viruses are potentially dangerous to humans because any virus can infect any host. □ Viruses are fastidious pathogens that require complex growth media. □ Viruses are noncellular particles that take over the metabolism of a cell to generate more virus particles. □ Viruses are genomes made of RNA and DNA that lack many protein. □ Viruses can infect all other known life forms on earth, from Archaea to humans.
Which of the following statements is not correct forviruses?(a) Viruses are obligate parasites.(b) Viruses can multiply only when they are inside theliving cells.(c) Viruses cannot pass through bacterial filters.(d) Viruses are made up of protein and DNA or RNA(never both DNA and RNA). Please try to break the solutions into as many steps as practically possible and the steps should come one by one and they should be short and crisp and plagiarism-free.
Which one of the following is not true for virus, obligate intracellular parasites? Viruses cannot generate energy outside of cells Viruses cannot synthesize proteins outside of cells Enveloped viruses require host cell membrane to obtain their envelopes Viruses must degrade host cell DNA in order to obtain nucleotides
Which of the following is a property of life that viruses lack? The manufacture and use of complex carbon containing molecules The potential to pass hereditary material to offspring Engages in self-sustaining biological processes such as homeostasis and metabolism The potential to grow and expand their populations